Select elements from a list based on alphabetical order criteria
I have this code to generate the anagrams for a 6 letters word:letters = {"P", "E", "R", "I", "T", "O"};perms = Permutations[letters, {6}];list = StringJoin /@ perms;Which gives me 720 possible...
View ArticleReplacing whitespace in a list with comma and turning into sublists
I have the following list: l={"1 atattaggtt tttacctacc caggaaaagc caaccaacct61 ctctaaacga actttaaaat ctgtgtagct gtcgctcggc121 gcagtataaa caataataaa"}which I want to turn into:...
View ArticleHow do I make a single character bold?
I have a string of characters, like"CDABOZPVRYXSWQEGNILUTHMKJF"and want to convert it to a string in which the character at position p is bold. After doing this I want to leave the result in a table...
View ArticleImporting Specific Data from a Text File
I am quite new to Mathematica. I have a text file that upon importing has a repetitive structure with characters included. I need to extract only the following in numbers only (no letters, dash lines,...
View ArticleMap, applying list in a defined function
Suppose I have defined some function (This is arbitrary) F[alpha_,a_,b_,c_]:=List[alpha,a+b+c]I want to apply this F for a given huge list of sets {{alpha1, {a1,b1,c1}}, {alpha2, {a2,b2,c2}}, {alpha3,...
View ArticleIs it possible to have ToString operate on an expression containing Prefix...
ToString[exp] results in the string form of the evaluated form of exp when exp contains Prefix (@), such as when exp is an email address. How can such an expression be converted to a string?
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Duplicated points not labeled when presented to ListPlot as point->"label"
A minimal working example is given via:{{{1, 4} -> "A"}, {{2, 2} -> "B"}, {{3, 1} -> "C"}, {{3, 7} -> "D"}, {{4, 5} -> "E"}, {{4, 5} -> "F"}, {{5, 3} -> "G"}, {{6, 6}...
View ArticleUsing List to create lists of strings: difference(s) between two one-line codes?
In the Virtual Book of Mathematica, there is a simple example to show how to create lists of strings by List:List[{"a", "b", "c"}, {"you", "are", "good"}]here " " indicates these strings, which is easy...
View ArticleExtract substrings with defined length from a string
I have a string like this onestr = "this and that but also thit and that";Now I want to extract, the first 3 letters before and after " and " so that the outcome is{his and tha, hit and tha}I tried it...
View ArticleLast part of a url (after the "/")
I want the last number after the "/". How can I do that?"http://arxiv.org/abs/math/0208009v1"I just want 0208009v1I want to import multiple links from the...
View ArticleString permutation
I have a string "abcd". Is there any way in Mathematica such that when I apply some exchange operator $P^{ab}$ it gives me string "bacd"?Edit:After reading answers I felt like I did not ask my question...
View ArticleApplication for StringDelete
I have a list of strings:lis:= {{"123 abc def 456"}, {"ghi jkl 789"}, {"012 mno pqr"}}and I would like to remove digit characters from the beginning of each string (that has them) to give:res:={{abc...
View ArticleElement by element concatenation of two string lists
I have two lists of strings:month = {january, february, march}year = {2013, 2013, 2013}I want to concatenante these element by element with the final result of the form:{january 2013, february 2013,...
View ArticleHow to select elements from a list of strings?
info = {"so96", "se35"};toplanti = {{"ag03", "sr93"}, {"ag03", "ma16"}, {"ma21", "mi06"}, {"ma21", "ma27"}, {"ma21", "so96"}, {"ma21", "si63"}, {"ma30", "mi06"}, {"ma30", "se39"}, {"ma30", "ma26"},...
View ArticleConvert integer to words of specific length
Assume we give the value from 1 to 26 to alphabets a,b,...,z.Now given an integer ($n$) i like to generate words of specific length ($l$) that sum of them equals $n$. For instance, if$n=10$,...
View ArticleStringCount in Mathematica
StringCount["one letters three letters letters one letters letters three letters","one" ~~ __ ~~ "three"]gives 1because there is the one occurence of "one [letters three letters letters one letters...
View ArticleAll possible tuples satisfying conditions
Let $\beta = (\beta_1, \beta_2, \ldots)$ be any given sequence of non-negative integers with all but finitely many $\beta_i$ zero. I want to collect all possible tuples $\beta^{\prime}=...
View ArticleGet alphabetical number of characters in string
Given a string such as "abcdefghijklmnopqrstuvwxyz", how would I go about returning a list of the alphabetical number of each letter in the string, example being 1,2,3,4,5,6,7,8,9 etc.?
View ArticleHow to express the notion of "from "a" to the nearest "z"" with patterns?
If I compute this: StringCases["abczabvncz", "a" ~~ __ ~~ "z"]It yields:{"abczabvncz"}But I wanted it to take string from "a" to the nearest "z" like:{"abcz","abvncz"}I tried to use Repeated[p,n] but...
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
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