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This program computes an optimal coding of variable lengths on a given distribution of probabilities, using Huffman algorithm.
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This program computes an optimal coding of variable lengths on a given distribution of probabilities, using Huffman algorithm.
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Two environment variables<br/> wims_exec_parm is a comma-separated list of probability distributions<br/> Limited to MAX_ITEMS<br/>The input data will be scaled to unit sum<br/> w_huffman_radix is the encoding radix, between 2 and MAX_RADIX.
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Two environment variables<br/> wims_exec_parm is a comma-separated list of probability distributions<br/> Limited to MAX_ITEMS<br/>The input data will be scaled to unit sum<br/> w_huffman_radix is the encoding radix, between 2 and MAX_RADIX.
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two lines<br/> Line 1: Entropy and Average code length, comma-separated<br/> Line 2: comma-separated list of codes.
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two lines<br/> Line 1: Entropy and Average code length, comma-separated<br/> Line 2: comma-separated list of codes.
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huffman_radix=4
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huffman_radix=4
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0.16, 0.39, 0.55
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0.16, 0.39, 0.55
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:lceb
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:lceb
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Lucas Nussbaum, lucas@lucas-nussbaum.net
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Lucas Nussbaum, lucas@lucas-nussbaum.net
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jeu "le compte est bon"
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jeu "le compte est bon"
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7 integers
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7 integers
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How to obtain the first number from the six other ones by addition, multiplication, division, substraction
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How to obtain the first number from the six other ones by addition, multiplication, division, substraction
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:mathexp
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:mathexp
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Xiao Gang
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Xiao Gang
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Mathematical expression manipulations for WIMS
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Mathematical expression manipulations for WIMS
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For the moment, use only in deductio
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For the moment, use only in deductio
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:moneyprint
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:moneyprint
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J.M. Evers
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prints a number with fixed amount of decimal places
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prints a number with fixed amount of decimal places
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Usage:!exec moneyprint number1,number2,number3,....number_n decimal_places<br />or !exec moneyprint number1,number2,number3;....number_n decimal_places<br />\text{A=wims(exec moneyprint number1,number2,number3....number_n decimal_places)}<br />default value "decimal_places = 2"<br />A=!exec moneyprint 123,43.5,23.45665<br />A=123.00,43.50,23.47<br/>A=!exec moneyprint 1.000,6.234;8.4567<br />A=1.00,6.23;8.46<br />or specified a last "word"<br />A=!exec moneyprint 123,43.5,23.45665 3 <br />A=123.000,43.500,23.457
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Usage:!exec moneyprint number1,number2,number3,....number_n decimal_places<br />or !exec moneyprint number1,number2,number3;....number_n decimal_places<br />\text{A=wims(exec moneyprint number1,number2,number3....number_n decimal_places)}<br />default value "decimal_places = 2"<br />A=!exec moneyprint 123,43.5,23.45665<br />A=123.00,43.50,23.47<br/>A=!exec moneyprint 1.000,6.234;8.4567<br />A=1.00,6.23;8.46<br />or specified a last "word"<br />A=!exec moneyprint 123,43.5,23.45665 3 <br />A=123.000,43.500,23.457
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:msg2wims
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Xiao Gang
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transforms a text in a file and save it in another file (administrative module). Transforms some commands of the form \ in wims equivalence. By default, the commands are \(\) (replace by !insmath) and translation in html of $$, !, (to complete). More commands can be translated by the configuration of the variable msg2wims_primitives. Usage:!sh cd $$wims_home; bin/msg2wims file_in > file_out
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name of a file
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modified text of the input file
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:oncechar
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Xiao Gang
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This special program selects words composed by selected characters, each selected character being used at most once in the word. Used in the shell script public_html/bin/dicfind
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Selected characters are entered by the env var 'oncechar'. Words entered by stdin. Output to stdout.
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:scienceprint
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J.M. Evers
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Prints a number in scientific notation.
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Usage: !exec scienceprint number,significant_digits,output_type<br />\text{A=wims(exec scienceprint number,significant_digits,output_type )}<br />output_type can be<ul><li>0 : calculating format : 1.234*10^-4</li><li>1 : html format :1.234&times;10<sup>-4</sup></li><li>2 : latex format : 1.234\times10^{-4}</li><li>3 : prefix format : 1.234&times;10<sup>-1</sup> m</li><li>4 : mathml format : <math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><mstyle id="wims_mathml" mathsize="110%"><mn>1.234</mn><mo>&times;</mo><msup><mn>10</mn><mn>-4</mn></msup></mstyle></math></li><li>5 : long prefix format : 1.234&times;10<sup>-1</sup> milli</li></ul>
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:shortpath
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:shortpath
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Xiao Gang
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Xiao Gang
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Finds the shortest paths linking given points
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Finds the shortest paths linking given points
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wims_exec_parm is ... . w_shortpath_style : 0: loop to the start<br/> 1: arbitrary open path<br/> 2: open path with fixed start<br/> 3: open path with fixed end<br/> 4: open path with fixed start and end
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wims_exec_parm is ... . w_shortpath_style : 0: loop to the start<br/> 1: arbitrary open path<br/> 2: open path with fixed start<br/> 3: open path with fixed end<br/> 4: open path with fixed start and end
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shortpath_style=0
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shortpath_style=0
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1,3\\5,1\\3,4\\1,1\\3,1\\4,5
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1,3\\5,1\\3,4\\1,1\\3,1\\4,5
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:scienceprint
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:translator
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J.M. Evers
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Xiao Gang
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Prints a number in scientific notation.
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Versatile translation according to a dictionary
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for adm modules
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Usage: !exec scienceprint number,significant_digits,output_type<br />\text{A=wims(exec scienceprint number,significant_digits,output_type )}<br />output_type can be<ul><li>0 : calculating format : 1.234*10^-4</li><li>1 : html format :1.234&times;10<sup>-4</sup></li><li>2 : latex format : 1.234\times10^{-4}</li><li>3 : prefix format : 1.234&times;10<sup>-1</sup> m</li><li>4 : mathml format : <math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><mstyle id="wims_mathml" mathsize="110%"><mn>1.234</mn><mo>&times;</mo><msup><mn>10</mn><mn>-4</mn></msup></mstyle></math></li><li>5 : long prefix format : 1.234&times;10<sup>-1</sup> milli</li></ul>
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:voronoi
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:voronoi
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Steve J. Fortune
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Steve J. Fortune
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compute Voronoi diagram or Delaunay triangulation. Voronoi reads the standard input for a set of points in the plane and writes either the Voronoi diagram or the Delaunay triangulation to the standard output.
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compute Voronoi diagram or Delaunay triangulation. Voronoi reads the standard input for a set of points in the plane and writes either the Voronoi diagram or the Delaunay triangulation to the standard output.
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Each input line should consist of two real numbers, separated by white space.
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Each input line should consist of two real numbers, separated by white space.
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If option -t is present, the Delaunay triangulation is produced. Each output line is a triple i j k which are the indices of the three points in a Delaunay triangle.<br/> Points are numbered starting at 0. <br/>If this option is not present, the Voronoi diagram is produced.<br/> There are four output record types.<br/> s a b indicates that an input point at coordinates l a b c indicates a line with equation ax + by = c.<br/> 	v a b indicates a vertex at a b.<br/> e l v1 v2 indicates a Voronoi segment which is a subsegment of line number l; with endpoints numbered v1 and v2.<br/> If v1 or v2 is -1, the line extends to infinity.
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If option -t is present, the Delaunay triangulation is produced. Each output line is a triple i j k which are the indices of the three points in a Delaunay triangle.<br/> Points are numbered starting at 0. <br/>If this option is not present, the Voronoi diagram is produced.<br/> There are four output record types.<br/> s a b indicates that an input point at coordinates l a b c indicates a line with equation ax + by = c.<br/> 	v a b indicates a vertex at a b.<br/> e l v1 v2 indicates a Voronoi segment which is a subsegment of line number l; with endpoints numbered v1 and v2.<br/> If v1 or v2 is -1, the line extends to infinity.
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-t 5 7\\2 8\\7 6\\3 5\\1 2\\8 1\\4 3\\6 4
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-t 5 7\\2 8\\7 6\\3 5\\1 2\\8 1\\4 3\\6 4
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:translator
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Xiao Gang
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Versatile translation according to a dictionary
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for adm modules
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:oncechar
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Xiao Gang
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This special program selects words composed by selected characters, each selected character being used at most once in the word. Used in the shell script public_html/bin/dicfind
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Selected characters are entered by the env var 'oncechar'. Words entered by stdin. Output to stdout.
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:msg2wims
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Xiao Gang
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transforms a text in a file and save it in another file (administrative module). Transforms some commands of the form \ in wims equivalence. By default, the commands are \(\) (replace by !insmath) and translation in html of $$, !, (to complete). More commands can be translated by the configuration of the variable msg2wims_primitives. Usage:!sh cd $$wims_home; bin/msg2wims file_in > file_out
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name of a file
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modified text of the input file
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