4 "x"+ 5"y"},{5 "x" ->7"y"}, ...}, to {{"2 x +y"->"4 x +5 y"},{"5 x" ->"7 y"},...}">Convert a list of strings of the form {{2 "x"+"y"->4 "x"+ 5"y"},{5 "x"...
Convert a list of strings of the form{{2 "x" +"y"->4 "x" + 5"y"},{5 "x" ->7"y"}, ...}to{{"2 x +y"->"4 x +5 y"},{"5 x" ->"7 y"},...}This maybe a necessary step for the more difficult...
View Article(1,0), B->(0,1)">Draw a graph on vertices inputted as "A"+ 2 "B", 3"A"+ 4"B", etc (the input...
I have a Mathematica script, called FHJ, with four main arguments: vertices, edges, weights of edges, groups of vertices, which produces a graph with vertice labels given in the list vertices, coloured...
View Article0}">I need an MMA function to convert two lists like {0, r} {s, 0} in one list of...
I need a Math. function to convert two lists like {0, r}{s, 0} in one list {0->"s","r"->0}; I.e. the letters must be enclosed in " ", but the numbers not. I have one solution:l2L =...
View ArticleStringForm with named arguments
StringForm with named argumentsIn python, this is possible:example:a = "{x}, {y}".format(x=5, y=12)print(a)result:5, 12In Mathematica, I used StringForm ["``,``",5,12]but I couldn't use named...
View ArticleHow do you convert a string containing a number in C scientific notation to a...
Suppose I have a string containing the C-representation of a floating point number; for examples = "1.23e-5"and I want to convert this to a Mathematica number. How can I do this?ToExpression[s] gives...
View ArticleOrderlessPatternSequence for StringExpression
I am using v12.2.0. As a minimal example, the idea is to find all words that have two pairs of matching characters and two other characters for a total of 6 characters. The question is similar to 67518...
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Why bar chart starts on the x axis leaving a gap in the first unit
BarChart[StringLength[StringSplit["A long time ago, in a galaxy far,far away", ","]]] While I can follow the reason for three bars as there are 2 commas in the string, unable to grasp the reason why...
View ArticleFinding all of the words containing certain letters
Is there a fast method to find all of the words containing the letters: {a, e, i, o, u, y}? I created an algorithm, but it takes more than 11 seconds to find all of the words:FindWords[{x_, y_, z_, t_,...
View ArticleDictionary lookups of words composed of specified characters
I am trying to find all English words composed of specified characters. For example, all words composed of one or more of the following: {"A", "C", "D", "H", "I", "R", "N"}, where all the letters...
View ArticleWhy is MatchQ faster than StringMatchQ in testing string matches?
Suppose I have myStrs, a list of one million alphabets (i.e., 26 million single-character strings):charRange = CharacterRange["A", "Z"];myStrs = Flatten[ConstantArray[charRange, 10^6]]; //...
View ArticleUnderstanding double square bracket [[1]] for extracting portion of a list
StringSplit[stringsample,{"."}][[1]] The double square bracket syntax appears not that intuitive with otherwise the usual way which is putting one function above the other.If I understand correctly,...
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Reason output showing in list form
StringLength[MaximalBy[WordList[],StringLength]] Not sure why the output is in list form. Obviously there should be a way to convert this list form into integer form.
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StringTake :Cannot take positions 1 through 1 in
Here is the code that aims to figure out first letter of each sentence in a string of text:StringTake[StringTrim[StringSplit[WikipediaData["computers"],"."]],1] It will help to know what it means by...
View ArticleCapitalizing words stored as strings in a list
I have a string list including some words. For example, I havewords={cut, was, saw, clear, sharp, keen, tree, these};I want to write a code that changes the first letter of each word to the capital...
View ArticleRandomly replace some letters in words with hyphen
I have a list containing some related wordslist = {resident, occupant, tenant, resider, inhabiter, habitant, dweller, citizen, native, denizen, aborigine, cohabitant};The list contains words that have...
View ArticleList of symbols wherein position encoded by number to string
How to transform list wherein position of the symbol encoded by number at second position{{a,6},{z,1},{g,2},{y,12}} to stringzg---a-----y
View ArticleHow to define a mixed pattern consisting of string and regular patterns for...
I'm kinda stuck here, and I could really use some help:I want to define a function, let's call it quarterValue, that accepts a Rule as an input and returns an appropriate expression as output.A...
View Article"filename" [closed]">What's a simple way to drop a file extension from a string: e.g....
Given an arbitrary filename string:e.g. "script.m", "textfile.txt", etc.write a function that has the following behaviour:dropExtension /@ {"script.m", "textfile.txt"}(* {"script", "textfile"} *)
View ArticleModifying the first integer occurrence in a string
I have a problem with a list of strings where I want to change the first integer occurrence in each entry. The lines all look like this:" 1ICE MW 1 0.138 0.181 0.348" I am interested in changing the...
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Convert tikz (in tikzit) code to a graph in Mathematica
I want to convert a TikZ graph from TikZiT into a graph in Mathematica. I want to retain the vertices, edges, and the positions of the vertices. As for the color of the vertices or the style of the...
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