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2
votes
2answers
67 views

How to translate/convert UTF-16 code to its corresponding word/characters by Mathematica?

I'm using Mathematica10.0.2 on my Win7. Recently I crawled some websites by mathematica and within the information returned by URLFetch there are plenty of UTF-16M codes. These UTF-16M codes are ...
3
votes
2answers
51 views

Is it possible to retrieve a previous un-evaluated, un-normalized input?

For example, if I do this: In[42]:= {{2}, {3}} // MatrixForm where In[42]:= is the notebook prompt, I am looking for some way ...
2
votes
2answers
143 views

How to input a number with a ring?

I want to input a special character just like ①, but I don't find how to. Can Mathematica make it?
5
votes
2answers
108 views

Retrieving normal looking Mathematica input from a cell expression

After a bad saving, I had problems with my Mathematica notebook. I have expressions in this form: ...
1
vote
2answers
108 views

Can Mathematica make the closed-path-integral sign?

Mathematica seems to have the most complete library of mathematical typesetting characters anywhere outside of LaTeX, so I'm somewhat surprised that I can find no way to create the closed path ...
5
votes
1answer
102 views

ToExpression not accepting standard TeX strings

I am having trouble entering equations in TeX form. I have actually tried a bunch of different equations and gotten similar errors. For example: ...
5
votes
1answer
190 views

Escaping multiline strings in Mathematica

I want to assign long multi-line strings in Mathematica. Is there a way of delineating a block without having to escape each instance of '"' with '\"' and each line ending with '\'? i.e. In other ...
1
vote
0answers
42 views

Jumping between the InputForm and TraditionalForm during Presentation

In this question a problem has been discussed of how to transform a cell from Input into, say, TraditionalForm within the notebook. There is a related problem of how one could to do that on the ...
2
votes
2answers
90 views

Disabling a Button

How can I disable a button after a user clicks it once ? The current input I have is ...
10
votes
3answers
289 views

Mathematica equivalent to Python long raw strings? handling escape characters in packages

I'd like to write the following in plain text .m file in Mathematica, without having to double escape all the Latex commands: ...
12
votes
2answers
584 views

Why aren't parentheses ( ) an expression in Mathematica?

Why aren't parentheses ( ) an expression in Mathematica? Can I get an expression in a form where parentheses are represented by an expression?
3
votes
0answers
28 views

Cursor Automatically Placed in InputField [duplicate]

When creating a DialogInput box with an input field, I'd like the created box to have the cursor already active in that box. That way one only has to type the input, not 1) click in the box then 2) ...
11
votes
3answers
359 views

How do I make a string literal without having to escape backslashes?

I'd like to say something like: foo = @"\abc\def\ghi" instead of foo = "\\abc\\def\\ghi" How do I do this? This would ...
2
votes
1answer
138 views

Function equal to Ctrl+Shift+I [duplicate]

No, it's not InputForm. Consider this example: ...
4
votes
2answers
266 views

Explicit digit-count (precision) of real number

I'm trying to do something which seems like it should be simpler than it is (at least in my attempts at it). I have some code where I read in a list of numbers generated for me by a coworker. These ...
1
vote
0answers
55 views

How to stop font resize of input?

How do you stop Mathematica from resizing the input font when entering formulas with fractions and such? When I enter a formula with a few fractions the text becomes microscopic. For example: ...
5
votes
2answers
107 views

How to write Mma notebook input that modifies itself?

Is there a straightforward way to reference and modify a cell from within itself? This is a little outside the ordinary use case and certainly not good practice, but I would like to execute an input ...
2
votes
1answer
139 views

Typing (and executing) expressions with multiple superscripts

I am trying to type (and evaluate) expressions of the following form: $$ G^{a,b} $$ into a mathematica. I've tried the obvious G^(a, b) or ...
4
votes
1answer
144 views

Operator-Input Form for Lists?

The documentation on Operator-Input Forms shows the following example which suggests that there is an alternative, convenient, operator-style, tidy technique for inputting lists. However, there is ...
10
votes
2answers
252 views

Backslash commands in strings?

I discovered by playing around that Text[DisplayForm@SubscriptBox["\[Lambda]", "k"]] produces the same result as ...