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Newest 'symbols' Questions - Mathematica Stack Exchange
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Learn more about TeamsQuestions tagged [symbols]
Mathematica symbols are the ultimate atoms of symbolic data. Every symbol has a unique name, exists in a certain Mathematica context or namespace, and can have a variety of types of values and attributes.
355 questions
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4
votes
1
answer
156
views
Head of functions and symbol confusion
I am having trouble understanding how functions work in mathematica. Consider the following.
...
0
votes
0
answers
72
views
Mathematica package: How to make results of a calculation accessible while keeping intermediate results private [duplicate]
I want to write a Mathematica package which on being loaded, performs some calculations such as
...
4
votes
2
answers
193
views
Reorder indices alphabetically in each term of a sum
Here is a challenge for you. I have an expression that has an arbitrary number of terms that look like
...
4
votes
1
answer
149
views
How to use a symbol as both function and head?
To explain better what I mean I'll give an example of what I want the symbol to do. I want a symbol that wraps around a unit vector to use it as head for further calculations.
Something like:
...
4
votes
1
answer
113
views
Issue with a Button to unformalize when applying to a list of symbols
Considering the Lukas Lang’s solution to formalize symbols with a Button, given in the post: How can I create a shortcut to convert "normal Symbol" to ...
- 33.1k
0
votes
0
answers
72
views
How to make a palette button to define subscripts as symbols
I want to have a palette that includes a button for defining subscripted variables as symbols. As this is only needed once per session, I also want the button to change colour when pressed. The code I ...
4
votes
2
answers
180
views
How to generate unique symbols inside a module that can also be used for pattern names?
I am trying to write code inside module, which will generate general pattern. The problem is that the number of terms in the pattern depends on the the input. So I can not hard code the pattern inside ...
0
votes
0
answers
60
views
Front end fails to turn symbol black after definition, how to fix and why is it happening?
I occasionally get issues where I'm doing a expensive calculation and the symbols I'm assigning the outputs to do not become black after assignment. The value is correctly updated, but the symbol ...
0
votes
1
answer
102
views
Symbol in Global Context but List in Module and Block? [duplicate]
Can someone explain the principles underlying the following behavior.
I define the list testD, and then use a Do loop to change values in the list (I realize there are smarter ways but they don't fit ...
-1
votes
1
answer
86
views
When symbol or name of calculated value needs to be mentioned once again [closed]
thC = 1.2; aa = 1.0;
QQQQ = (thC + aa + 0.8)
(* How to write "QQQQ"name/symbol once again in the next line after its value (3.) is printed ? *)
It is too ...
- 3,244
0
votes
0
answers
35
views
Some symbol definitions not passed to parallel kernels
In a notebook, I globally define a symbol named x1, for instance
x1=99
I then define a function in which a local variable named xLoc is assigned the value of x1 in ...
5
votes
2
answers
291
views
Recognizing Named Characters
I am trying to determine Special Characters - maybe hasSymbolFormQ is not the best name for my intended function in this regard:
...
1
vote
1
answer
85
views
How to convert symbols like x1 to $x_1$, but handle differentials like dH1 to $dH_1$ in Mathematica?
I need help with a symbol transformation in Mathematica. I want to convert symbols such as x1 to Subscript[x, 1], but I need to handle differentials (as simple ...
6
votes
1
answer
514
views
What is the difference between Clear and Remove?
I assume that there is difference between the commands Clear and Remove. But it seems to me that I am not aware of any caveats ...
3
votes
0
answers
67
views
Is this list of Formal Symbols complete? Which versions have unprotected Formal Symbols?
Formal Symbols are protected against being assigned values, making them handy for avoiding name collisions for things like fit parameters and pattern matching. Because formal symbols (and others) like ...
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evaluation × 32
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formatting × 25
contexts × 24
functions × 23
variable-definitions × 23
symbolic × 21
replacement × 19
syntax × 19
packages × 17
front-end × 15
list-manipulation × 15
variable × 15
string-manipulation × 14
clear × 13
pattern-matching × 13
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