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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63 views

Trying to reproduce the behavior of Graph objects with visual representation

I am working on a package dealing with a specific type of object that has a visual representation, so I'm trying to reproduce the behavior of the Graph objects in Mathematica. By that, I mean that ...
37 views

How to symbolize code for ladder operators

As suggested in this answer, I am considering symbolizing the function "NonCommutativeMultiplyNew" from the following code: ...
79 views

How to define a custom operator/rule to convert $f(t-a) g(x-t-b)$ into $f(t-a) g(x-a-b)$?

I want to define a rule or an operator such that I can have an input like Sin[t-2]Cos[x-5](z-x-t-9)^2 //.someRule to get the output ...
111 views

My Medical Researchers very much prefer me to use TraditionalForm for symbols and algorithms. However, using TraditionalForm on left hand side of an assignment will introduce run-time headaches if I ...
1 vote
91 views

Functions involving variables that have been "Symbolized"

I used the Notation package to symbolize expressions of the form Superscript[u,_]. I then proceeded to manually input the values ...
1 vote
100 views

CaputoD as Caputo Fractional Derivative [closed]

I hope everyone is doing well. I have a question about mathematica that I have attached here. If you look into the attached picture, then you can see the Derivative of unknown function f[t] in ...
106 views

Plug in values in symbolic expressions

With the help of answers on this post: new rule for noncommutative multiplication, defined new noncommutative multiplication: ...
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233 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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122 views

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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40 views

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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220 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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103 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 ...
118 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 ...
266 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
502 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
134 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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342 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
83 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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250 views

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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78 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 ...
46 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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248 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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321 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 ...
92 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 ...
146 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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74 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
125 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
798 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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156 views

How to improve this custom notation?

I implemented this custom notation... ...
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142 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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151 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?
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231 views

InterpretationBox problem with symbolic expressions

Related to this question, Why does this InterpretationBox construct work when x, y are ...
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2k 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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217 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
62 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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170 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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205 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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393 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 ...
• 13.2k
89 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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113 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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2k 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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716 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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362 views

I symbolize subscripted variables with the form TraditionalForm, to enable easy use of TeXForm as suggested here: ...
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145 views

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116 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
155 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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368 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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313 views

How to build a TemplateBox with dynamic length GridBox?

I have created the following TemplateBox Rule. ...
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112 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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