RLangGFun
A Maple package for deciding the N-rationality of a formal power series and computing a corresponding regular expression. For a detailed description of the package and the theory behind, please read my diploma thesis "Regular Languages and Their Generating Functions: The Inverse Problem". It can be downloaded from my homepage:
http://www.risc.uni-linz.ac.at/people/ckoutsch/
In this worksheet you find some examples how to work with RLangGFun.
Author: Christoph Koutschan,
e-mail: christoph@koutschan.de
Version 1.1 (05-03-2008)
libname:= libname, currentdir();
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
with(RLangGFun);
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
Examples
f[1]:= 255*x^77+13*x^21;
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
f[2]:= 1/(1-25*x);
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
f[3]:= 1/(1-3*x+x^2);
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
f[4]:=1/((1-2*x)^2*(x+1));
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
f[5]:=1/((1-2*x)^3);
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
f[6]:= 1/(1-10*x)^7/(1-7*x)^3/(1+x);
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
f[7]:= 1/((1-x+x^2)*(1-2*x^2)*(1-36*x*x));
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
f[8]:= 1/((1-2*x+x^2)*(1-2*x^2)*(1-36*x^2)^2*(1-17*x));
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
f[9]:=1/((1-2*x+x^2)*(1-2*x^2)*(1-6*x^2)*(1-9*x^2)^2);
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
f[10]:= 1/(-462*x^6-156*x^5+117*x^4-196*x^3-38*x^2-6*x+1);
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
f[11]:= (1+3*x-4*x^2+11*x^3)/(1+5*x+17*x^2-9*x^3+18*x^4+42*x^5);
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
f[12]:= (1+x+12*x^2+x^3+x^4+x^5+x^6-x^7+x^8-5*x^9+x^10)/ (1+12*x+23*x^2+34*x^3+45*x^4+67*x^6+56*x^5+78*x^7+89*x^8+170*x^17+100*x^9+111*x^10+122*x^11+133*x^12+144*x^13+155*x^14+166*x^15+177*x^16);
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
f[13]:= 1/((1+2*x+4*x^2+8*x^3+16*x^4)*(1-x+x^3-x^4+x^5-x^7+x^8));
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
# A094423 A rational function with nonnegative integer coefficients that is not N-rational.
f[14]:= (x+5*x^2)/(1+x-5*x^2-125*x^3);
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
# Example from Gourdon/Salvy p.12
f[15]:= (x^9-87*x^8-4047*x^7+42186*x^6+205690*x^5+42186*x^4-4047*x^3-87*x^2+x)/
(x^11-89*x^10-4895*x^9+83215*x^8+582505*x^7-1514513*x^6-1514513*x^5+582505*x^4+83215*x^3-4895*x^2-89*x+1);
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
# A002727 Number of 3 X n binary matrices
f[16]:= (x^6+x^4+2*x^3+x^2+1)/((1-x)^4*(1-x^2)^2*(1-x^3)^2);
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
# A006381 Number of 3 X n binary matrices under row and column permutations and column complementations.
f[17]:= (x^14-2*x^13+3*x^12-2*x^11+5*x^10-4*x^9+7*x^8-4*x^7+7*x^6-4*x^5+5*x^4-2*x^3+3*x^2-2*x+1)/((x^6-1)*(x^2+1)^2*(x^2+x+1)*(x+1)^3*(x-1)^7);
NiQtSSVtcm93RzYjL0krbW9kdWxlbmFtZUc2IkksVHlwZXNldHRpbmdHSShfc3lzbGliR0YoNiMtRiQ2JS1JJW1zdWJHRiU2Ji1JI21pR0YlNjlRImZGKC8lJ2ZhbWlseUdRLkx1Y2lkYX5CcmlnaHRGKC8lJXNpemVHUSMxMkYoLyUlYm9sZEdRJmZhbHNlRigvJSdpdGFsaWNHUSV0cnVlRigvJSp1bmRlcmxpbmVHRj0vJSpzdWJzY3JpcHRHRj0vJSxzdXBlcnNjcmlwdEdGPS8lK2ZvcmVncm91bmRHUSpbMCwwLDI1NV1GKC8lK2JhY2tncm91bmRHUShbMCwwLDBdRigvJSdvcGFxdWVHRj0vJStleGVjdXRhYmxlR0Y9LyUpcmVhZG9ubHlHRkAvJSljb21wb3NlZEdGPS8lKmNvbnZlcnRlZEdGPS8lK2ltc2VsZWN0ZWRHRj0vJSxwbGFjZWhvbGRlckdGPS8lMGZvbnRfc3R5bGVfbmFtZUdRKjJEfk91dHB1dEYoLyUqbWF0aGNvbG9yR0ZJLyUvbWF0aGJhY2tncm91bmRHRkwvJStmb250ZmFtaWx5R0Y3LyUsbWF0aHZhcmlhbnRHUSdpdGFsaWNGKC8lKW1hdGhzaXplR0Y6LUYkNiMtSSNtbkdGJTY5USMxN0YoRjVGOEY7L0Y/Rj1GQUZDRkVGR0ZKRk1GT0ZRRlNGVUZXRllGZW5GaG5Gam5GXG8vRl9vUSdub3JtYWxGKEZhby8lL3N1YnNjcmlwdHNoaWZ0R1EiMEYoLyUscGxhY2Vob2xkZXJHRj0tSSNtb0dGJTYzUSM6PUYoLyUlZm9ybUdRJmluZml4RigvJSZmZW5jZUdGPS8lKnNlcGFyYXRvckdGPS8lJ2xzcGFjZUdRL3RoaWNrbWF0aHNwYWNlRigvJSdyc3BhY2VHRl5xLyUpc3RyZXRjaHlHRj0vJSpzeW1tZXRyaWNHRj0vJShtYXhzaXplR1EpaW5maW5pdHlGKC8lKG1pbnNpemVHUSIxRigvJShsYXJnZW9wR0Y9LyUubW92YWJsZWxpbWl0c0dGPS8lJ2FjY2VudEdGPS8lMGZvbnRfc3R5bGVfbmFtZUdGZ24vJSVzaXplR0Y6LyUrZm9yZWdyb3VuZEdGSS8lK2JhY2tncm91bmRHRkwtSSZtZnJhY0dGJTYqLUYkNiMtRiQ2Py1GJDYjLUklbXN1cEdGJTYlLUYyNjlRInhGKEY1RjhGO0Y+RkFGQ0ZFRkdGSkZNRk9GUUZTRlVGV0ZZRmVuRmhuRmpuRlxvRl5vRmFvLUZmbzY5USMxNEYoRjVGOEY7RmlvRkFGQ0ZFRkdGSkZNRk9GUUZTRlVGV0ZZRmVuRmhuRmpuRlxvRmpvRmFvLyUxc3VwZXJzY3JpcHRzaGlmdEdGXnAtRmJwNjNRKCZtaW51cztGKEZlcEZocEZqcC9GXXFRMG1lZGl1bW1hdGhzcGFjZUYoL0ZgcUZhdEZhcUZjcUZlcUZocUZbckZdckZfckZhckZjckZlckZnci1GJDYlLUZmbzY5USIyRihGNUY4RjtGaW9GQUZDRkVGR0ZKRk1GT0ZRRlNGVUZXRllGZW5GaG5Gam5GXG9Gam9GYW8tRmJwNjNRMSZJbnZpc2libGVUaW1lcztGKEZlcEZocEZqcC9GXXFRJDBlbUYoL0ZgcUZcdUZhcUZjcUZlcUZocUZbckZdckZfckZhckZjckZlckZnci1GY3M2JUZlcy1GZm82OVEjMTNGKEY1RjhGO0Zpb0ZBRkNGRUZHRkpGTUZPRlFGU0ZVRldGWUZlbkZobkZqbkZcb0Zqb0Zhb0ZbdC1GYnA2M1EiK0YoRmVwRmhwRmpwRmB0RmJ0RmFxRmNxRmVxRmhxRltyRl1yRl9yRmFyRmNyRmVyRmdyLUYkNiUtRmZvNjlRIjNGKEY1RjhGO0Zpb0ZBRkNGRUZHRkpGTUZPRlFGU0ZVRldGWUZlbkZobkZqbkZcb0Zqb0Zhb0ZodC1GY3M2JUZlcy1GZm82OVEjMTJGKEY1RjhGO0Zpb0ZBRkNGRUZHRkpGTUZPRlFGU0ZVRldGWUZlbkZobkZqbkZcb0Zqb0Zhb0ZbdEZddC1GJDYlRmV0Rmh0LUZjczYlRmVzLUZmbzY5USMxMUYoRjVGOEY7RmlvRkFGQ0ZFRkdGSkZNRk9GUUZTRlVGV0ZZRmVuRmhuRmpuRlxvRmpvRmFvRlt0RmN1LUYkNiUtRmZvNjlRIjVGKEY1RjhGO0Zpb0ZBRkNGRUZHRkpGTUZPRlFGU0ZVRldGWUZlbkZobkZqbkZcb0Zqb0Zhb0ZodC1GY3M2JUZlcy1GZm82OVEjMTBGKEY1RjhGO0Zpb0ZBRkNGRUZHRkpGTUZPRlFGU0ZVRldGWUZlbkZobkZqbkZcb0Zqb0Zhb0ZbdEZddC1GJDYlLUZmbzY5USI0RihGNUY4RjtGaW9GQUZDRkVGR0ZKRk1GT0ZRRlNGVUZXRllGZW5GaG5Gam5GXG9Gam9GYW9GaHQtRmNzNiVGZXMtRmZvNjlRIjlGKEY1RjhGO0Zpb0ZBRkNGRUZHRkpGTUZPRlFGU0ZVRldGWUZlbkZobkZqbkZcb0Zqb0Zhb0ZbdEZjdS1GJDYlLUZmbzY5USI3RihGNUY4RjtGaW9GQUZDRkVGR0ZKRk1GT0ZRRlNGVUZXRllGZW5GaG5Gam5GXG9Gam9GYW9GaHQtRmNzNiVGZXMtRmZvNjlRIjhGKEY1RjhGO0Zpb0ZBRkNGRUZHRkpGTUZPRlFGU0ZVRldGWUZlbkZobkZqbkZcb0Zqb0Zhb0ZbdEZddC1GJDYlRmN3Rmh0LUZjczYlRmVzRl14Rlt0RmN1LUYkNiVGXXhGaHQtRmNzNiVGZXMtRmZvNjlRIjZGKEY1RjhGO0Zpb0ZBRkNGRUZHRkpGTUZPRlFGU0ZVRldGWUZlbkZobkZqbkZcb0Zqb0Zhb0ZbdEZddC1GJDYlRmN3Rmh0LUZjczYlRmVzRml2Rlt0RmN1LUYkNiVGaXZGaHQtRmNzNiVGZXNGY3dGW3RGXXQtRiQ2JUZldEZodC1GY3M2JUZlc0ZodUZbdEZjdS1GJDYlRmh1Rmh0LUZjczYlRmVzRmV0Rlt0Rl10LUYkNiVGZXRGaHRGZXNGY3UtRmZvNjlGanFGNUY4RjtGaW9GQUZDRkVGR0ZKRk1GT0ZRRlNGVUZXRllGZW5GaG5Gam5GXG9Gam9GYW8tRiQ2Ky1GJDYlLUZicDYzUSIoRigvRmZwUSdwcmVmaXhGKC9GaXBGQEZqcC9GXXFRLnRoaW5tYXRoc3BhY2VGKC9GYHFGX1tsL0ZicUZARmNxRmVxRmhxRltyRl1yRl9yRmFyRmNyRmVyRmdyLUYkNiUtRiQ2I0ZbeUZddEZiei1GYnA2M1EiKUYoL0ZmcFEocG9zdGZpeEYoRl1bbEZqcEZeW2wvRmBxUTJ2ZXJ5dGhpbm1hdGhzcGFjZUYoRmFbbEZjcUZlcUZocUZbckZdckZfckZhckZjckZlckZnckZodC1GY3M2JS1GJDYlRmh6LUYkNiUtRiQ2I0ZeekZjdUZiekZmW2xGZXRGW3RGaHQtRiQ2JUZoei1GJDYnRmNcbEZjdUZlc0ZjdUZiekZmW2xGaHQtRmNzNiUtRiQ2JUZoei1GJDYlRmVzRmN1RmJ6RmZbbEZodUZbdEZodC1GY3M2JS1GJDYlRmh6LUYkNiVGZXNGXXRGYnpGZltsRl14Rlt0LyUubGluZXRoaWNrbmVzc0dRIjFGKC8lK2Rlbm9tYWxpZ25HUSdjZW50ZXJGKC8lKW51bWFsaWduR0ZqXWwvJSliZXZlbGxlZEdGPUZlckZncjcjNiM+JkkiZkdGKDYjIiM8Ki4sQCokKUkieEdGKCIjOSIiIkZcX2wqJiIiI0ZcX2wpRmpebCIjOEZcX2whIiIqJiIiJEZcX2wpRmpebCIjN0ZcX2xGXF9sKiZGXl9sRlxfbClGal5sIiM2RlxfbEZhX2wqJiIiJkZcX2wpRmpebCIjNUZcX2xGXF9sKiYiIiVGXF9sKUZqXmwiIipGXF9sRmFfbComIiIoRlxfbClGal5sIiIpRlxfbEZcX2wqJkZeYGxGXF9sKUZqXmxGYmBsRlxfbEZhX2wqJkZiYGxGXF9sKUZqXmwiIidGXF9sRlxfbComRl5gbEZcX2wpRmpebEZqX2xGXF9sRmFfbComRmpfbEZcX2wpRmpebEZeYGxGXF9sRlxfbComRl5fbEZcX2wpRmpebEZjX2xGXF9sRmFfbComRmNfbEZcX2wpRmpebEZeX2xGXF9sRlxfbComRl5fbEZcX2xGal5sRlxfbEZhX2xGXF9sRlxfbEZcX2wsJiokRmhgbEZcX2xGXF9sRlxfbEZhX2xGYV9sKSwmKiRGYWFsRlxfbEZcX2xGXF9sRlxfbEZeX2xGYV9sLChGZ2FsRlxfbEZqXmxGXF9sRlxfbEZcX2xGYV9sKSwmRmpebEZcX2xGXF9sRlxfbEZjX2xGYV9sKSwmRmpebEZcX2xGXF9sRmFfbEZiYGxGYV9s
# A005408 The odd numbers.
f[18]:= (1+x)/(1-x)^2;
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
# A000032 Lucas-Numbers
f[19]:= (2-x)/(1-x-x^2);
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
# Hofstadters MIU-system
f[20]:= x^2 / (1-3*x+3*x^2-2*x^3);
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
# A001945
f[21]:= (x^5+2*x^4+x^3+2*x^2+x)/(x^6+x^5-x^4-3*x^3-x^2+x+1);
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
# A001608 Perrin sequence
f[22]:= (3-x^2)/(1-x^2-x^3);
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
# A000124 Maximal number of pieces formed when slicing a pancake with n cuts.
# Central polygonal numbers (the Lazy Caterer's sequence).
f[23]:= (1-x+x^2)/(1-x)^3;
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
# A033547 Otto Haxel's guess for magic numbers of nuclear shells
f[24]:= 2*x*(x^2-x+1)/(1-x)^4;
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
# A014206 Draw n+1 circles in the plane; sequence gives maximal number of regions into which the plane is divided
f[25]:= 2*x*(x^2-x+1)/(1-x)^3;
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
# A002315 NSW numbers
f[26]:= (1+x)/(1-6*x+x^2);
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
# A000129 Pell numbers
f[27]:= x/(1-2*x-x^2);
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
# A001519
# F(2n+1) = bisection of Fibonacci sequence.
# Number of ordered trees with n+1 edges and height at most 3
# (height=number of edges on a maximal path starting at the root).
# Directed column-convex polyominoes of area n+1.
# Nondecreasing Dyck paths of length 2n+2
f[28]:= (1-x)/(1-3*x+x^2);
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
# A038577 Number of self-avoiding walks of length n from origin in strip Z X {0,1}
f[29]:= (1+2*x-x^3-x^4+x^7)/(1-x)^2/(1+x)^2/(1-x-x^2);
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
# A079983 Number of permutations satisfying -k<=p(i)-i<=r and p(i)-i not in I, i=1..n, with k=3, r=3, I={-2,1,2}
f[30]:= -(x^2-1)*(x^12+2*x^9-x^6-2*x^3+1)/(x^20+x^19-x^18+x^17+2*x^16-x^15-4*x^14-4*x^13+5*x^12-3*x^11-3*x^10+3*x^9+3*x^8+4*x^7-4*x^6+x^5-x^3-x^2-x+1);
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
# A007598 F(n)^2, where F() = Fibonacci numbers
f[31]:= (1-x)/((1+x)*(1-3*x+x^2));
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# A011783 F(2n-1) where F() = Fibonacci numbers
f[32]:= (1-2*x)/(1-3*x+x^2);
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
# A001906 F(2n) = bisection of Fibonacci sequence
f[33]:= x/(1-3*x+x^2);
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
# A001654 F(n)F(n+1), where F() = Fibonacci numbers
f[34]:= x/(1-2*x-2*x^2+x^3);
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
# A103142 Generalized Pell numbers
f[35]:= 1/(1-2*x-x^2-x^3-x^4);
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
# A099496
f[36]:= (1+x)/(1+3*x+x^2);
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
# A001333 Numerators of continued fraction convergents to sqrt(2)
f[37]:= (1-x)/(1-2*x-x^2);
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
# A001653
f[38]:= (1-x)/(1-6*x+x^2);
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
# A001109
f[39]:= x/(1-6*x+x^2);
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
# A094706 Convolution of Pell(n) and 2^n
f[40]:= x/((1-2*x-x^2)*(1-2*x));
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
# A000079 Powers of 2: a(n) = 2^n
f[41]:= 1/(1-2*x);
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
# A001110 Numbers that are both triangular and square
f[42]:= (1+x)/((1-x)*(1-34*x+x^2));
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
# A001108 a(n)-th triangular number is a square
f[43]:= x*(1+x)/(1-7*x+7*x^2-x^3);
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
# A002203 Companion Pell numbers
f[44]:= (2-2*x)/(1-2*x-x^2);
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
# A052955
f[45]:= (1+x-x^2)/((1-x)*(1-2*x^2));
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
# A088014 E.g.f.: cosh(sqrt(2)x)(1+exp(x))
f[46]:= (2-3*x-3*x^2+2*x^2)/(1-2*x-3*x^2+4*x^3+2*x^4);
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
# A097075 Counts closed walks of length n at a vertex of a triangle, to which a loop has been added at one of the other vertices
f[47]:= (1-x-x^2)/(1-x-3*x^2-x^3);
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
# A097076 Counts walks of length n between two vertices of a triangle, when a loop has been added at the third vertex.
f[48]:= x/(1-x-3*x^2-x^3);
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
# A051927 Number of independent sets of vertices in graph K_2 X C_n (n > 2)
f[49]:= (3-2*x-3*x^2)/((1-2*x-x^2)*(1+x));
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
# A005409 Number of polynomials of height n
f[50]:= x*(1-2*x+2*x^2+x^3)/(1-3*x+x^2+x^3);
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
# A046090 Consider all Pythagorean triples (X,X+1,Z) ordered by increasing Z; sequence gives X+1 values.
f[51]:= (1-3*x)/((1-6*x+x^2)*(1-x));
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
# A001541 Chebyshev polynomials of the first kind evaluated at 3
f[52]:= (1-3*x)/(1-6*x+x^2);
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
# A055997 Numbers n such that n(n-1)/2 is a square
f[53]:= (1-5*x+2*x^2)/((1-x)*(1-6*x+x^2));
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
# A097165
f[54]:= (1-3*x)/((1-x)*(1-4*x)*(1-5*x));
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
# A057009 Number of conjugacy classes of subgroups of index 3 in free group of rank
f[55]:= x*(1-4*x)/((1-2*x)*(1-3*x)*(1-6*x));
NiQtSSVtcm93RzYjL0krbW9kdWxlbmFtZUc2IkksVHlwZXNldHRpbmdHSShfc3lzbGliR0YoNiMtRiQ2JS1JJW1zdWJHRiU2Ji1JI21pR0YlNjlRImZGKC8lJ2ZhbWlseUdRLkx1Y2lkYX5CcmlnaHRGKC8lJXNpemVHUSMxMkYoLyUlYm9sZEdRJmZhbHNlRigvJSdpdGFsaWNHUSV0cnVlRigvJSp1bmRlcmxpbmVHRj0vJSpzdWJzY3JpcHRHRj0vJSxzdXBlcnNjcmlwdEdGPS8lK2ZvcmVncm91bmRHUSpbMCwwLDI1NV1GKC8lK2JhY2tncm91bmRHUShbMCwwLDBdRigvJSdvcGFxdWVHRj0vJStleGVjdXRhYmxlR0Y9LyUpcmVhZG9ubHlHRkAvJSljb21wb3NlZEdGPS8lKmNvbnZlcnRlZEdGPS8lK2ltc2VsZWN0ZWRHRj0vJSxwbGFjZWhvbGRlckdGPS8lMGZvbnRfc3R5bGVfbmFtZUdRKjJEfk91dHB1dEYoLyUqbWF0aGNvbG9yR0ZJLyUvbWF0aGJhY2tncm91bmRHRkwvJStmb250ZmFtaWx5R0Y3LyUsbWF0aHZhcmlhbnRHUSdpdGFsaWNGKC8lKW1hdGhzaXplR0Y6LUYkNiMtSSNtbkdGJTY5USM1NUYoRjVGOEY7L0Y/Rj1GQUZDRkVGR0ZKRk1GT0ZRRlNGVUZXRllGZW5GaG5Gam5GXG8vRl9vUSdub3JtYWxGKEZhby8lL3N1YnNjcmlwdHNoaWZ0R1EiMEYoLyUscGxhY2Vob2xkZXJHRj0tSSNtb0dGJTYzUSM6PUYoLyUlZm9ybUdRJmluZml4RigvJSZmZW5jZUdGPS8lKnNlcGFyYXRvckdGPS8lJ2xzcGFjZUdRL3RoaWNrbWF0aHNwYWNlRigvJSdyc3BhY2VHRl5xLyUpc3RyZXRjaHlHRj0vJSpzeW1tZXRyaWNHRj0vJShtYXhzaXplR1EpaW5maW5pdHlGKC8lKG1pbnNpemVHUSIxRigvJShsYXJnZW9wR0Y9LyUubW92YWJsZWxpbWl0c0dGPS8lJ2FjY2VudEdGPS8lMGZvbnRfc3R5bGVfbmFtZUdGZ24vJSVzaXplR0Y6LyUrZm9yZWdyb3VuZEdGSS8lK2JhY2tncm91bmRHRkwtSSZtZnJhY0dGJTYqLUYkNiUtRjI2OVEieEYoRjVGOEY7Rj5GQUZDRkVGR0ZKRk1GT0ZRRlNGVUZXRllGZW5GaG5Gam5GXG9GXm9GYW8tRmJwNjNRMSZJbnZpc2libGVUaW1lcztGKEZlcEZocEZqcC9GXXFRJDBlbUYoL0ZgcUZlc0ZhcUZjcUZlcUZocUZbckZdckZfckZhckZjckZlckZnci1GJDYlLUZicDYzUSIoRigvRmZwUSdwcmVmaXhGKC9GaXBGQEZqcC9GXXFRLnRoaW5tYXRoc3BhY2VGKC9GYHFGYHQvRmJxRkBGY3FGZXFGaHFGW3JGXXJGX3JGYXJGY3JGZXJGZ3ItRiQ2JS1GZm82OUZqcUY1RjhGO0Zpb0ZBRkNGRUZHRkpGTUZPRlFGU0ZVRldGWUZlbkZobkZqbkZcb0Zqb0Zhby1GYnA2M1EoJm1pbnVzO0YoRmVwRmhwRmpwL0ZdcVEwbWVkaXVtbWF0aHNwYWNlRigvRmBxRlt1RmFxRmNxRmVxRmhxRltyRl1yRl9yRmFyRmNyRmVyRmdyLUYkNiUtRmZvNjlRIjRGKEY1RjhGO0Zpb0ZBRkNGRUZHRkpGTUZPRlFGU0ZVRldGWUZlbkZobkZqbkZcb0Zqb0Zhb0Zhc0Zecy1GYnA2M1EiKUYoL0ZmcFEocG9zdGZpeEYoRl50RmpwRl90L0ZgcVEydmVyeXRoaW5tYXRoc3BhY2VGKEZidEZjcUZlcUZocUZbckZdckZfckZhckZjckZlckZnci1GJDYnLUYkNiVGaXMtRiQ2JUZldEZndC1GJDYlLUZmbzY5USIyRihGNUY4RjtGaW9GQUZDRkVGR0ZKRk1GT0ZRRlNGVUZXRllGZW5GaG5Gam5GXG9Gam9GYW9GYXNGXnNGYnVGYXMtRiQ2JUZpcy1GJDYlRmV0Rmd0LUYkNiUtRmZvNjlRIjNGKEY1RjhGO0Zpb0ZBRkNGRUZHRkpGTUZPRlFGU0ZVRldGWUZlbkZobkZqbkZcb0Zqb0Zhb0Zhc0Zec0ZidUZhcy1GJDYlRmlzLUYkNiVGZXRGZ3QtRiQ2JS1GZm82OVEiNkYoRjVGOEY7RmlvRkFGQ0ZFRkdGSkZNRk9GUUZTRlVGV0ZZRmVuRmhuRmpuRlxvRmpvRmFvRmFzRl5zRmJ1LyUubGluZXRoaWNrbmVzc0dRIjFGKC8lK2Rlbm9tYWxpZ25HUSdjZW50ZXJGKC8lKW51bWFsaWduR0ZbeC8lKWJldmVsbGVkR0Y9RmVyRmdyNyM2Iz4mSSJmR0YoNiMiI2IqLEkieEdGKCIiIiwmRml4Rml4KiYiIiVGaXhGaHhGaXghIiJGaXgsJkZpeEZpeComIiIjRml4Rmh4Rml4Rl15Rl15LCZGaXhGaXgqJiIiJEZpeEZoeEZpeEZdeUZdeSwmRml4Rml4KiYiIidGaXhGaHhGaXhGXXlGXXk=
# A002061 Central polygonal numbers: n^2 - n + 1.
f[56]:= (1-2*x+3*x^2)/(1-x)^3;
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
# A004006 3-dimensional analog of centered polygonal numbers.
f[57]:= x*(x^2-x+1)/(1-x)^4;
NiQtSSVtcm93RzYjL0krbW9kdWxlbmFtZUc2IkksVHlwZXNldHRpbmdHSShfc3lzbGliR0YoNiMtRiQ2JS1JJW1zdWJHRiU2Ji1JI21pR0YlNjlRImZGKC8lJ2ZhbWlseUdRLkx1Y2lkYX5CcmlnaHRGKC8lJXNpemVHUSMxMkYoLyUlYm9sZEdRJmZhbHNlRigvJSdpdGFsaWNHUSV0cnVlRigvJSp1bmRlcmxpbmVHRj0vJSpzdWJzY3JpcHRHRj0vJSxzdXBlcnNjcmlwdEdGPS8lK2ZvcmVncm91bmRHUSpbMCwwLDI1NV1GKC8lK2JhY2tncm91bmRHUShbMCwwLDBdRigvJSdvcGFxdWVHRj0vJStleGVjdXRhYmxlR0Y9LyUpcmVhZG9ubHlHRkAvJSljb21wb3NlZEdGPS8lKmNvbnZlcnRlZEdGPS8lK2ltc2VsZWN0ZWRHRj0vJSxwbGFjZWhvbGRlckdGPS8lMGZvbnRfc3R5bGVfbmFtZUdRKjJEfk91dHB1dEYoLyUqbWF0aGNvbG9yR0ZJLyUvbWF0aGJhY2tncm91bmRHRkwvJStmb250ZmFtaWx5R0Y3LyUsbWF0aHZhcmlhbnRHUSdpdGFsaWNGKC8lKW1hdGhzaXplR0Y6LUYkNiMtSSNtbkdGJTY5USM1N0YoRjVGOEY7L0Y/Rj1GQUZDRkVGR0ZKRk1GT0ZRRlNGVUZXRllGZW5GaG5Gam5GXG8vRl9vUSdub3JtYWxGKEZhby8lL3N1YnNjcmlwdHNoaWZ0R1EiMEYoLyUscGxhY2Vob2xkZXJHRj0tSSNtb0dGJTYzUSM6PUYoLyUlZm9ybUdRJmluZml4RigvJSZmZW5jZUdGPS8lKnNlcGFyYXRvckdGPS8lJ2xzcGFjZUdRL3RoaWNrbWF0aHNwYWNlRigvJSdyc3BhY2VHRl5xLyUpc3RyZXRjaHlHRj0vJSpzeW1tZXRyaWNHRj0vJShtYXhzaXplR1EpaW5maW5pdHlGKC8lKG1pbnNpemVHUSIxRigvJShsYXJnZW9wR0Y9LyUubW92YWJsZWxpbWl0c0dGPS8lJ2FjY2VudEdGPS8lMGZvbnRfc3R5bGVfbmFtZUdGZ24vJSVzaXplR0Y6LyUrZm9yZWdyb3VuZEdGSS8lK2JhY2tncm91bmRHRkwtSSZtZnJhY0dGJTYqLUYkNiUtRjI2OVEieEYoRjVGOEY7Rj5GQUZDRkVGR0ZKRk1GT0ZRRlNGVUZXRllGZW5GaG5Gam5GXG9GXm9GYW8tRmJwNjNRMSZJbnZpc2libGVUaW1lcztGKEZlcEZocEZqcC9GXXFRJDBlbUYoL0ZgcUZlc0ZhcUZjcUZlcUZocUZbckZdckZfckZhckZjckZlckZnci1GJDYlLUZicDYzUSIoRigvRmZwUSdwcmVmaXhGKC9GaXBGQEZqcC9GXXFRLnRoaW5tYXRoc3BhY2VGKC9GYHFGYHQvRmJxRkBGY3FGZXFGaHFGW3JGXXJGX3JGYXJGY3JGZXJGZ3ItRiQ2Jy1GZm82OUZqcUY1RjhGO0Zpb0ZBRkNGRUZHRkpGTUZPRlFGU0ZVRldGWUZlbkZobkZqbkZcb0Zqb0Zhby1GYnA2M1EoJm1pbnVzO0YoRmVwRmhwRmpwL0ZdcVEwbWVkaXVtbWF0aHNwYWNlRigvRmBxRlt1RmFxRmNxRmVxRmhxRltyRl1yRl9yRmFyRmNyRmVyRmdyRl5zLUZicDYzUSIrRihGZXBGaHBGanBGanRGXHVGYXFGY3FGZXFGaHFGW3JGXXJGX3JGYXJGY3JGZXJGZ3ItRiQ2Iy1JJW1zdXBHRiU2JUZecy1GZm82OVEiMkYoRjVGOEY7RmlvRkFGQ0ZFRkdGSkZNRk9GUUZTRlVGV0ZZRmVuRmhuRmpuRlxvRmpvRmFvLyUxc3VwZXJzY3JpcHRzaGlmdEdGXnAtRmJwNjNRIilGKC9GZnBRKHBvc3RmaXhGKEZedEZqcEZfdC9GYHFRMnZlcnl0aGlubWF0aHNwYWNlRihGYnRGY3FGZXFGaHFGW3JGXXJGX3JGYXJGY3JGZXJGZ3ItRiQ2Iy1GY3U2JS1GJDYlRmlzLUYkNiVGZXRGZ3RGXnNGanUtRmZvNjlRIjRGKEY1RjhGO0Zpb0ZBRkNGRUZHRkpGTUZPRlFGU0ZVRldGWUZlbkZobkZqbkZcb0Zqb0Zhb0ZodS8lLmxpbmV0aGlja25lc3NHUSIxRigvJStkZW5vbWFsaWduR1EnY2VudGVyRigvJSludW1hbGlnbkdGYXcvJSliZXZlbGxlZEdGPUZlckZncjcjNiM+JkkiZkdGKDYjIiNkKihJInhHRigiIiIsKEZfeEZfeEZeeCEiIiokKUZeeCIiI0ZfeEZfeEZfeCksJkZfeEZfeEZeeEZheCIiJUZheA==
# A050531 Number of multigraphs with loops on 3 nodes with n edges.
f[58]:= (x^6+x^4+2*x^3+x^2+1)/((x^3-1)^2*(x^2-1)^2*(x-1)^2);
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
# A027083
f[59]:= (2*x^2*(1+x+x^2))/((1-x)*(1-x-x^2-x^3));
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
# A000217 Triangular numbers
f[60]:= x/(1-x)^3;
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
# A000125 Cake numbers: maximal number of pieces resulting from n planar cuts through a cube (or cake): C(n+1,3)+n+1.
f[61]:= (1-2*x+2*x^2)/(1-x)^4;
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
# A016028 For n>2, maximal number of edges in critical strongly connected digraphs on n-1 vertices.
f[62]:= (1-x+x^4)/(1-x)^5;
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
# A000096 For n >= 1, a(n) = maximal number of pieces that can be obtained by cutting an annulus with n cuts.
f[63]:= x*(2-x)/(1-x)^3;
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
# A098574
f[64]:= (1-x)/(1-2*x+x^2-x^7);
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
# A005689
f[65]:= (1+x^2+x^3+x^4+x^5)/(1-2*x+x^2-x^6);
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
# A000601 Molien series for 4-dimensional representation of S_3
f[66]:= 1/((1-x)^2*(1-x^2)*(1-x^3));
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
# A002524 Number of permutations of length n within distance 2.
f[67]:= (1+2*x^2-x^4)/(1-2*x-2*x^3+x^5);
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
# A059929 Fib(n)*Fib(n+2).
f[68]:= (2*x-x^2)/((1+x)*(1-3*x+x^2));
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
# A021913 Decimal expansion of 1/909.
f[69]:= (x^2+x^3)/(1-x^4);
NiQtSSVtcm93RzYjL0krbW9kdWxlbmFtZUc2IkksVHlwZXNldHRpbmdHSShfc3lzbGliR0YoNiMtRiQ2JS1JJW1zdWJHRiU2Ji1JI21pR0YlNjlRImZGKC8lJ2ZhbWlseUdRLkx1Y2lkYX5CcmlnaHRGKC8lJXNpemVHUSMxMkYoLyUlYm9sZEdRJmZhbHNlRigvJSdpdGFsaWNHUSV0cnVlRigvJSp1bmRlcmxpbmVHRj0vJSpzdWJzY3JpcHRHRj0vJSxzdXBlcnNjcmlwdEdGPS8lK2ZvcmVncm91bmRHUSpbMCwwLDI1NV1GKC8lK2JhY2tncm91bmRHUShbMCwwLDBdRigvJSdvcGFxdWVHRj0vJStleGVjdXRhYmxlR0Y9LyUpcmVhZG9ubHlHRkAvJSljb21wb3NlZEdGPS8lKmNvbnZlcnRlZEdGPS8lK2ltc2VsZWN0ZWRHRj0vJSxwbGFjZWhvbGRlckdGPS8lMGZvbnRfc3R5bGVfbmFtZUdRKjJEfk91dHB1dEYoLyUqbWF0aGNvbG9yR0ZJLyUvbWF0aGJhY2tncm91bmRHRkwvJStmb250ZmFtaWx5R0Y3LyUsbWF0aHZhcmlhbnRHUSdpdGFsaWNGKC8lKW1hdGhzaXplR0Y6LUYkNiMtSSNtbkdGJTY5USM2OUYoRjVGOEY7L0Y/Rj1GQUZDRkVGR0ZKRk1GT0ZRRlNGVUZXRllGZW5GaG5Gam5GXG8vRl9vUSdub3JtYWxGKEZhby8lL3N1YnNjcmlwdHNoaWZ0R1EiMEYoLyUscGxhY2Vob2xkZXJHRj0tSSNtb0dGJTYzUSM6PUYoLyUlZm9ybUdRJmluZml4RigvJSZmZW5jZUdGPS8lKnNlcGFyYXRvckdGPS8lJ2xzcGFjZUdRL3RoaWNrbWF0aHNwYWNlRigvJSdyc3BhY2VHRl5xLyUpc3RyZXRjaHlHRj0vJSpzeW1tZXRyaWNHRj0vJShtYXhzaXplR1EpaW5maW5pdHlGKC8lKG1pbnNpemVHUSIxRigvJShsYXJnZW9wR0Y9LyUubW92YWJsZWxpbWl0c0dGPS8lJ2FjY2VudEdGPS8lMGZvbnRfc3R5bGVfbmFtZUdGZ24vJSVzaXplR0Y6LyUrZm9yZWdyb3VuZEdGSS8lK2JhY2tncm91bmRHRkwtSSZtZnJhY0dGJTYqLUYkNiMtRiQ2JS1GJDYjLUklbXN1cEdGJTYlLUYyNjlRInhGKEY1RjhGO0Y+RkFGQ0ZFRkdGSkZNRk9GUUZTRlVGV0ZZRmVuRmhuRmpuRlxvRl5vRmFvLUZmbzY5USIyRihGNUY4RjtGaW9GQUZDRkVGR0ZKRk1GT0ZRRlNGVUZXRllGZW5GaG5Gam5GXG9Gam9GYW8vJTFzdXBlcnNjcmlwdHNoaWZ0R0ZecC1GYnA2M1EiK0YoRmVwRmhwRmpwL0ZdcVEwbWVkaXVtbWF0aHNwYWNlRigvRmBxRmF0RmFxRmNxRmVxRmhxRltyRl1yRl9yRmFyRmNyRmVyRmdyLUYkNiMtRmNzNiVGZXMtRmZvNjlRIjNGKEY1RjhGO0Zpb0ZBRkNGRUZHRkpGTUZPRlFGU0ZVRldGWUZlbkZobkZqbkZcb0Zqb0Zhb0ZbdC1GJDYjLUYkNiUtRmZvNjlGanFGNUY4RjtGaW9GQUZDRkVGR0ZKRk1GT0ZRRlNGVUZXRllGZW5GaG5Gam5GXG9Gam9GYW8tRmJwNjNRKCZtaW51cztGKEZlcEZocEZqcEZgdEZidEZhcUZjcUZlcUZocUZbckZdckZfckZhckZjckZlckZnci1GJDYjLUZjczYlRmVzLUZmbzY5USI0RihGNUY4RjtGaW9GQUZDRkVGR0ZKRk1GT0ZRRlNGVUZXRllGZW5GaG5Gam5GXG9Gam9GYW9GW3QvJS5saW5ldGhpY2tuZXNzR1EiMUYoLyUrZGVub21hbGlnbkdRJ2NlbnRlckYoLyUpbnVtYWxpZ25HRl92LyUpYmV2ZWxsZWRHRj1GZXJGZ3I3IzYjPiZJImZHRig2IyIjcComLCYqJClJInhHRigiIiMiIiJGYXcqJClGX3ciIiRGYXdGYXdGYXcsJkZhd0ZhdyokKUZfdyIiJUZhdyEiIkZpdw==
# A046127 Maximal number of regions into which space can be divided by n spheres.
f[70]:= (2*x-4*x^2+4*x^3)/(1-x)^4;
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
# Attention: The following two examples are very nasty.
# Lots of computation time will be needed to cope them!
# Example from Gourdon/Salvy p.12 (a mistake there is corrected here)
# Sloane A005341
# see also: http://mathworld.wolfram.com/LookandSaySequence.html
# but there is also a small difference at x^40:
# Test: sort(-reciprocal(op(2, factor(denom(f[71])))), x);
f[71]:=simplify( (1+x-x^2-x^3-x^4+x^5-5*x^7+6*x^9+8*x^10-10*x^12-5*x^13+x^14+4*x^15+x^16+4*x^17+7*x^18+9*x^19-4*x^20-22*x^21-39*x^22+4*x^23+52*x^24+38*x^25+17*x^26-68*x^27-28*x^28+22*x^29-12*x^30+13*x^31-37*x^32+45*x^33+54*x^34-12*x^35-34*x^36-82*x^37+17*x^38+89*x^39+13*x^40-34*x^42-89*x^43+73*x^44+x^45+26*x^46+31*x^47-128*x^48-14*x^49+49*x^50+56*x^51+74*x^52-99*x^53-20*x^54-43*x^55+33*x^56+47*x^57-41*x^58+18*x^59+50*x^60-10*x^61-13*x^62-9*x^63-17*x^64+38*x^65-42*x^66+37*x^67+8*x^68-4*x^69-29*x^70-19*x^71+28*x^72+30*x^73-22*x^74-18*x^76+12*x^77)/(1-x-x^2-x^3+x^4+3*x^5-x^7-2*x^8+3*x^13+3*x^14-2*x^15-5*x^16-8*x^17+7*x^18+x^19+8*x^20-5*x^22+8*x^23-12*x^24-4*x^25-x^26+18*x^28-4*x^29+2*x^30-13*x^31-7*x^32+19*x^33-14*x^34+14*x^35-6*x^36-4*x^37+13*x^38-9*x^39-7*x^40+4*x^41-8*x^42+7*x^43+5*x^44+7*x^45-12*x^46+17*x^47-22*x^48+8*x^49-7*x^50+16*x^51-6*x^52-7*x^53-6*x^54+3*x^55+19*x^56-5*x^57-5*x^58-14*x^59+8*x^60+2*x^61+7*x^62-5*x^63+x^64-8*x^65+14*x^66-11*x^67+16*x^68-18*x^69+9*x^70-9*x^71+6*x^72)-2*x^5-2*x^6);
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# Roots are very close together
# The smallest p such that the c-condition for the denominator is fulfilled is 1031.
f[72]:= (1+x-x^2-10*x^3)/(7*x^4-9*x^3-2*x^2+1);
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
Basically, you will only need the command 'analyze'. It checks whether the given rational function is N-rational, and if so, computes a regular expression for it. In the other case, 'false' is returned.
analyze(f[20]);
Denominator of generating function is
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
Reciprocal polynomial of denominator is
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
Roots of f(x):
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
Found a dominating root:
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
All coefficients are positive.
f(x) is N-rational.
Calculating a regular expression...
For finding a constant c we have to decompose the series into 2 subseries.
Getting a regular expression for the 1. subseries.
R^(p) = 1-4*x^3-3*x^2-3*x
For c=1 we get gamma=[2, 5, 9].
h = 0
Getting a regular expression for the 2. subseries.
R^(p) = 1-4*x^3-3*x^2-3*x
For c=1 we get gamma=[2, 5, 9].
h = 0
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
analyze(1/(1+x));
Denominator of generating function is
NiQtSSVtcm93RzYjL0krbW9kdWxlbmFtZUc2IkksVHlwZXNldHRpbmdHSShfc3lzbGliR0YoNiUtSSNtaUdGJTY5USJ4RigvJSdmYW1pbHlHUS5MdWNpZGF+QnJpZ2h0RigvJSVzaXplR1EjMTJGKC8lJWJvbGRHUSZmYWxzZUYoLyUnaXRhbGljR1EldHJ1ZUYoLyUqdW5kZXJsaW5lR0Y4LyUqc3Vic2NyaXB0R0Y4LyUsc3VwZXJzY3JpcHRHRjgvJStmb3JlZ3JvdW5kR1EqWzAsMCwyNTVdRigvJStiYWNrZ3JvdW5kR1EoWzAsMCwwXUYoLyUnb3BhcXVlR0Y4LyUrZXhlY3V0YWJsZUdGOC8lKXJlYWRvbmx5R0Y7LyUpY29tcG9zZWRHRjgvJSpjb252ZXJ0ZWRHRjgvJStpbXNlbGVjdGVkR0Y4LyUscGxhY2Vob2xkZXJHRjgvJTBmb250X3N0eWxlX25hbWVHUSoyRH5PdXRwdXRGKC8lKm1hdGhjb2xvckdGRC8lL21hdGhiYWNrZ3JvdW5kR0ZHLyUrZm9udGZhbWlseUdGMi8lLG1hdGh2YXJpYW50R1EnaXRhbGljRigvJSltYXRoc2l6ZUdGNS1JI21vR0YlNjNRIitGKC8lJWZvcm1HUSZpbmZpeEYoLyUmZmVuY2VHRjgvJSpzZXBhcmF0b3JHRjgvJSdsc3BhY2VHUTBtZWRpdW1tYXRoc3BhY2VGKC8lJ3JzcGFjZUdGW3AvJSlzdHJldGNoeUdGOC8lKnN5bW1ldHJpY0dGOC8lKG1heHNpemVHUSlpbmZpbml0eUYoLyUobWluc2l6ZUdRIjFGKC8lKGxhcmdlb3BHRjgvJS5tb3ZhYmxlbGltaXRzR0Y4LyUnYWNjZW50R0Y4LyUwZm9udF9zdHlsZV9uYW1lR0ZYLyUlc2l6ZUdGNS8lK2ZvcmVncm91bmRHRkQvJStiYWNrZ3JvdW5kR0ZHLUkjbW5HRiU2OUZncEYwRjNGNi9GOkY4RjxGPkZARkJGRUZIRkpGTEZORlBGUkZURlZGWUZlbkZnbi9Gam5RJ25vcm1hbEYoRlxvNyMsJkkieEdGKCIiIkZfckZfcg==
Reciprocal polynomial of denominator is
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
Roots of f(x):
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
The function is not N-rational.
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
Set 'myinfolevel' to 0 to suppress any additional output. The possible values for 'myinfolevel' range from 0 to 5.
myinfolevel:= 0: analyze(f[20]);
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
In version 1.1 a command isNrational was added:
isNrational(f[20]);
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
A test procedure that checks if all examples from above are handled correctly. To check if a regular expression is correct, we just replace the 'star' operator by x->1/(1-x), and simplify. The result should be identical to the original rational function.
Note: f[11] up to f[14], and f[36] are not N-rational.
testAnalyze := proc()
local i, r;
for i from 1 to 70 do
r:= simplify(analyze(f[i]));
if (r = false) then printf("f[%d] is not N-rational.\n", i);
else if (simplify(f[i]-r)=0) then printf("f[%d]: Success!\n", i); else printf("f[%d]: Failure!\n", i); fi; fi;
od;
end:
star:= x->1/(1-x): testAnalyze(): undefine(star):
f[1]: Success!
f[2]: Success!
f[3]: Success!
f[4]: Success!
f[5]: Success!
f[6]: Success!
f[7]: Success!
f[8]: Success!
f[9]: Success!
f[10]: Success!
f[11] is not N-rational.
f[12] is not N-rational.
f[13] is not N-rational.
f[14] is not N-rational.
f[15]: Success!
f[16]: Success!
f[17]: Success!
f[18]: Success!
f[19]: Success!
f[20]: Success!
f[21]: Success!
f[22]: Success!
f[23]: Success!
f[24]: Success!
f[25]: Success!
f[26]: Success!
f[27]: Success!
f[28]: Success!
f[29]: Success!
f[30]: Success!
f[31]: Success!
f[32]: Success!
f[33]: Success!
f[34]: Success!
f[35]: Success!
f[36] is not N-rational.
f[37]: Success!
f[38]: Success!
f[39]: Success!
f[40]: Success!
f[41]: Success!
f[42]: Success!
f[43]: Success!
f[44]: Success!
f[45]: Success!
f[46]: Success!
f[47]: Success!
f[48]: Success!
f[49]: Success!
f[50]: Success!
f[51]: Success!
f[52]: Success!
f[53]: Success!
f[54]: Success!
f[55]: Success!
f[56]: Success!
f[57]: Success!
f[58]: Success!
f[59]: Success!
f[60]: Success!
f[61]: Success!
f[62]: Success!
f[63]: Success!
f[64]: Success!
f[65]: Success!
f[66]: Success!
f[67]: Success!
f[68]: Success!
f[69]: Success!
f[70]: Success!