Obtaining part of an expression from a position
32787
Why does `Position` by default return a list of lists of positions instead of a simple list of positions?
132490
How to parse a mathematical expression given as a string and return a number?
49079
Evaluate expression given as a string
76984
Getting values between quotes
21404
Different ways of inserting an expression into a text
33885
Find the exact word position in string
98040
Text in an equation
124963
Math notation to define the operator that extract component of a vector?
134375
LaTeX conditional expression
83282
Find the position of a string element, knowing only part of the string
35813
Elements operation in the corresponding position of a matrix
146018
A brace in an equation to say both variables are equal to the same value
84082
Head of a MatrixForm expression?
147086
Extracting values
151144
How to get the nth positional argument in bash?
106151
Finding where a specific number appears in an expression
101303
How do I specify a dynamic position for the start of substring?