How can Mathematica automatically replace NonCommutativeMultiply[x] with x for a single argument x?
46732
Constructing a function with Flat and OneIdentity attribute with the property that otimes[a]:>a
2162
How does one actually show from associativity that one can drop parentheses?
16993
Can I simplify an expression into form which uses my own definitions?
98612
Is it possible to implement an equivalent syntax of (*x {\f(x)}) but the ordinate is specified first?
28740
How to know the usage of undocumented function like LinearAlgebra`BLAS?
31421
Transpose inverse automorphism is not inner
28187
How to replace the first occurence in an expression instead of replacing all?
115207
Replace symbols with values without evaluation
26262
Is there an easy way to see associativity or non-associativity from an operation's table?
44361
An automorphism that has no fixed points except for the identity and is its own inverse implies commutativity
140314
A module as an external direct product of the kernel and image of an idempotent function
27650
Patching arguments inside a macro
86015
$\mathbb Q[x]/(x^2+1)$ is not isomorphic to $\mathbb Q[x]/(x^2+2)$
28667
Is it possible to a Macro evaluate multiple arguments to another?
57731
Can commuting matrices $X,Y$ always be written as polynomials of some matrix $A$?
151251
A simple algebra that is not semisimple
101512
Is there an numeric arithmetic with a single operator?