Questions tagged [custom-notation]

This is for questions about creating and using custom notations including the Notation` package. For help on the use of the built-in operators, see syntax.

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Making subscript partial derivative notation work using Notation` [duplicate]

I want to write derivatives like $u_{xx}$ and have this be parsed as D[u,{x,2}]. Immediately the Notation` method came to mind, though I'm not sure how I could implement this. I thought of using ...
2 votes
1 answer
121 views

Can you use superscripts as variable and function names?

I want to express the following function: $z^{(1)}=w^{(1)}a^{(0)}+b^{(1)}$ I have read in Mathematica documentation that Symbolize can be used to define variables ...
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4 votes
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How to make a package of notations using the notation package

Alternative question: how to postfixify prefix operators like @, /@, @@ I would like to make a package of notations using the notation package. I want to make postfix notations for common prefix ...
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Notation package problem [duplicate]

I am using Mathematica 12.3.1 on Windows 10. I am trying to load the Notation package: Needs["Notation`"] and I get the following: It seems the package ...
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How can I "map thread" similar notation definitions in one line?

In the past few days I have been dealing with different integral notation definitions made by myself. I have noticed several similar notation definitions with a common pattern, but currently I am only ...
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2 votes
1 answer
187 views

Define a new rule for multiplication

I am trying to implement a new rule for noncommutative multiplication: $$ x * q^n * y \to q^n * x * y, $$ where $\ast$ stands for noncommutative multiplication and x and y are random products in ...
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2 votes
1 answer
86 views

Composition of functions not working [closed]

I am trying to set a function within a function. What I do is to first create a function with two arguments. Then I would like to set a new function with the same two arguments, in which the previous ...
2 votes
2 answers
73 views

How to use StandardForm/DisplayForm with custom symbols

I want to be able to make custom notation similar to how Complex[1,2] is displayed as 1 + 2 i. I tried the following ...
3 votes
2 answers
247 views

Defining new brackets

I would like to wrap double-struck brackets around variables for notation purposes only. For instance [[X]] should display as the first image below. However, these ...
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1 vote
1 answer
172 views

How to express number in exponential decimal such as 1e2=100?

I am using MATLAB for a long time, and usually I express the number as exponential decimal such as x = 1e2; % x=100 However, if I write this form in mathematica, ...
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1 vote
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90 views

How to run a Mathematica package (.m) (which depends on Notation` package) via Python using "Wolfram Client Library for Python"?

In How to run a Mathematica package (.m) from Python using the “Wolfram Client Library for Python”?, I was able to get the basicPackage` example to work, but ran ...
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7 votes
2 answers
286 views

<<Notation` raises warnings

In a completely fresh kernel (after Quit[]ing), when I do <<Notation` I am met with ...
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1 vote
2 answers
77 views

Notation parse rule does parse when it acts as a argument

https://reference.wolfram.com/language/Notation/tutorial/NotationSymbolizeAndInfixNotation.html Notation[boxes ⟹ expr] set boxes to be parsed to expr I want a simplified notation for entering a ...
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8 votes
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How would one add Hyperreals as a new type to Mathematica?

Hyperreals are an extension to the real numbers; they formalise the concepts of infinities and infinitestimals as numbers, rather than the named limit points outside of the system of reals and form ...
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0 answers
59 views

How to write $I$ and $I_0$ as a symbol?

How could we write both $I$ and $I_0$ as a symbol in Wolfram Mathematica? I consider $I$ as a variable and $I_0$ as a parameter in my system of equations ($Y=C_0 + I, I=I_0+bY$, Y and I are endogenous ...
2 votes
0 answers
43 views

How do I introduce new input tokens to Mathematica (so that they can be recognized by InputAutoReplacements)?

I'm trying to introduce automatic replacements by modifying my notebook's value of InputAutoReplacements (e.g. via ...
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3 votes
1 answer
199 views

Symbolized, Subscripted Variable Doesn't Look Pretty

Background I'm trying to programmatically generate a subscripted variable in a way that makes it appear "pretty". Here is a minimal working example that shows some strange behavior I'm ...
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0 votes
1 answer
200 views

Subscripts use to make expression readable [duplicate]

I am trying to write a function in mathematica which depends on different parameters. For example $$f(x_1, x_2, x_3, x_4, x_5)= 2x_1+\sin(x_2)+x_3*x_4-x_5^{-1}$$ (My actual function has 12 such ...
2 votes
0 answers
72 views

Define an operator with the distributive property that works in general expressions

This is a follow up to this question. In that question they use TagSetDelayed to give a symbol the distributive property. In my case this becomes ...
0 votes
2 answers
124 views

Function to change derivative notation

I would like to write a function to change the notation of derivative in an expression. For instance, the function rep will take ...
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2 votes
0 answers
55 views

Why does Parenthesize add parentheses here?

I've been playing around with the Notation` package and box forms for some custom notation recently. I discovered a nifty function named ...
1 vote
2 answers
91 views

Is there any way to define the Pauli matrices eigenstates symbolically in Mathematica?

I've been trying to define the kets $|+\rangle$ and $|-\rangle$ with no sucess with ...
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1 vote
2 answers
556 views

Semi-direct product and crossed product symbols

Does Mathematica have any symbols for the semi-direct product $\rtimes$ (or $\ltimes$) and the crossed product $\bowtie$? I have looked at the lists containing all symbols and couldn't find it there. ...
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2 votes
2 answers
143 views

How to improve this custom notation?

I implemented this custom notation... ...
4 votes
1 answer
131 views

Output of `Subsuperscript` in TeXForm?

TeXForm can be used to convert Mathematica expressions directly to LaTeX. However, this function fails on an expression that has a sub- and a super-script: ...
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1 vote
1 answer
110 views

Making ^ work as MatrixPower for matrices

I'd like my expressions like A^d get interpreted as MatrixPower[A, d] for matrix arguments A, any suggestions how to do this?
2 votes
2 answers
151 views

InterpretationBox problem with symbolic expressions

Related to this question, Why does this InterpretationBox construct work when x, y are ...
6 votes
1 answer
1k views

Best way to write an equation with subscripts and superscripts

This post is not about a specific Mathematica problem but about to develop the best way to enter mathematical equations with subscripts and superscripts. I have a ...
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7 votes
4 answers
197 views

Seeking more verbose syntax, e.g. "Then" -> "," [duplicate]

(NB Related question asks about such things without using the notation package... I would be quite happy with any answer, including the use of Notation) With long, complex expressions I find the ...
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1 vote
1 answer
57 views

Setting Editable and Selectable False within Notation

Using the Notation package, I have a custom notation defined for chemical reactions. A minimal example is below (I will explain the commented-out part in a moment): ...
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4 votes
2 answers
159 views

ActionMenu with blank entries until mouseover

Note: The code below requires version 12.0. Problem Overview: I am having some strange behavior with an ActionMenu, where the items in the menu don't show up until the mouse passes over them, as ...
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0 votes
1 answer
195 views

Sequential subscripts etc. in a unified notation

I am trying to generate a notation system to handle a variety of things in chemistry-standard notation. One key aspect of this is to be able to define symbols that have multiple subscripts, ...
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11 votes
4 answers
344 views

How can I automatically replace [[ and ]] with the \[LeftDoubleBracket] and \[RightDoubleBracket] operators?

When you type ->, it is automatically turned into the \[Rule] character. Can we configure our frontends to do the same for ...
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0 votes
1 answer
82 views

Notation package: StringMemberQ in conditional notation definition

Suppose that I have a list, allSpecies, that contain a set of symbols, each of which has been assigned a new notation using Notation[...]. As an example, the internal representation is C60s, and the ...
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2 votes
1 answer
96 views

Operator Precedence in Notation Package

I am trying to use the Notation package to define custom notation for chemical reactions. The natural thing to do is to use a \[LongRightArrow] for the operator....
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0 votes
3 answers
1k views

Subscripted variables with changing subscript

When I want to sum over indexed variables, indices being subscripts, the result works as expected, however, upon loading the Notation package, it doesn't. See below As one might have expected from ...
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2 votes
1 answer
334 views

Variables with both super-subscripts on the same vertical axis [closed]

When writing out a variable with both a subscript and a superscript, such as: Subscript[Superscript[f, a], b] one has that the "b" letter is "pushed" to the ...
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2 votes
1 answer
308 views

Notation package with Traditional Form

I symbolize subscripted variables with the form TraditionalForm, to enable easy use of TeXForm as suggested here: ...
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6 votes
1 answer
126 views

DumpSave and Notation package

I tried to follow the answer in How to save/load (export/import) symbolized variables?. In my case, I would add the code: ...
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2 votes
1 answer
101 views

Using OverBarred variables

Mathematica does not seem to treat variables as a unit. Consider the following: rule = a -> Function[{x}, OverBar[a][x]] test = a[x] /. rule; test /. rule It ...
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1 vote
1 answer
139 views

Function definition with sub (super) cripted variables [duplicate]

I like using subscripts a lot. However, it is regrettably not possible to do, for example: myfunction[Subscript[x,1]_] := Subscript[x,1] +1 where instead of the ...
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6 votes
2 answers
325 views

Mathematica ExtraPackage

Where can I install the Wolfram ExtraPackages? Especially the "Notation`" package? I do not seem to have it by default (In the Utilities, I have only two documents, ...
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6 votes
2 answers
272 views

How to build a TemplateBox with dynamic length GridBox?

I have created the following TemplateBox Rule. ...
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3 votes
1 answer
98 views

How to remove InputAlias created using notations package

If i create a custom input alias using Notation package's AddInputAlias. Now it appears in the list generated by ...
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0 votes
0 answers
50 views

Define a new Front End Syntax for Function Argument Checking & Debugging

In this question I asked a basic question about how to check argument types such that there was useful output from the front end when calling functions. Based on elements of the nice answer by @j-m-is-...
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0 votes
1 answer
83 views

Easy way of integrating the same integrand over several intervals?

I was wondering if there is some shorthand in Mathematica for expressions such as $$\left(\int_A + \int_B + \int_C + \cdots\right)F(x_1,\ldots, x_n) dx_1\cdots dx_n$$ where $A,B,C,\ldots$ each ...
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2 votes
1 answer
280 views

How to treat Subscript objects as constants when using D

I want to define a constant vector {$k_x , k_y , k_z$}. The problem is that Mathematica gives me D[$k_x$,x]$=k_1$. I want this to be zero, because $k_x$ is a constant. Clearly D[$k_x$,x]$=k_1$ makes ...
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1 vote
1 answer
138 views

Using both subscripted and non-subscripted variables in an equation

I'm getting started with Mathematica, as I have been using Maple in the past. Is it possible to define two variables $\alpha_1, \alpha_2$ and then still use $\alpha$ as a parameter of a function and, ...
6 votes
3 answers
799 views

Power Function and Non Commutative Multiply

I'm trying to figure out the best way to define a Power function for non commutative multiply that retains some of the regular features of the ordinary power function. As of now, what I've been ...
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5 votes
2 answers
109 views

How do I define my own notation for mixed operators?

The built in Plus and Times operators when rendered behave the following way: Plus[a,b,Times[-1,c],d] a + b - c + d Basically ...
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