Questions tagged [tostring]

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2
votes
1answer
41 views

Make a Greek letter with a subscript appear in an Input message

I've got a variable that has two names on it. It is defined as follows: par={b, Subscript[λ, 0]} I would like to ask the user to enter a value of the second ...
4
votes
5answers
514 views

String 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 ...
1
vote
1answer
62 views

Extending NumberForm

I'd like to define a function, call it NumberF, that takes a real number n and two naturals l...
0
votes
1answer
38 views

Converting HyperInt Hlog to Polylogtool G [closed]

how do I replace efficiently HyperInt's Hlog (in maple expression) {Hlog(Y,[1]),Hlog(X, [1, -Y + 1]),Hlog(X,[1,1,1])} in an expression into PolyLogTool G: {G[1,Y],G[1,-Y+1,X],G[1,1,1,X]} Basically, ...
3
votes
3answers
217 views

Make matrixes with numbered name

Suppose I have two matrixes M1 = {{0, 0}, {0, 0}} M2 = {{0, 0}, {0, 0}} Now I wanna have $N$ matrixes in this form called M1, M2, M3, M4,...MN How to code to ...
0
votes
0answers
56 views

A function that maps Held symbol to string

Rougly my question is about constructing a function that maps Hold[var] to "var" even when var has an assigned value. In details : ...
1
vote
2answers
117 views

Making an expression to Iceberg-like object?

Can we construct a function Iceberg, which maps a given expression X to Iceberg[X] satisfying 1. and 2. and 3. ? 1. From Iceberg[X], it is not possible to inspect/extract a part of X with usual ...