For questions about operator precedence.

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26
votes
2answers
1k views

when is f@g not the same as f[g]?

I have always thought that f@g will give the same result as f[g] in all cases, and it is just a matter of style which one to use ...
21
votes
1answer
510 views

Prefix operator with low precedence

The question is simple, but I will elaborate on the background as well for those interested in the idea: How to define a new operator with specified precedence value? Background Mathematica was ...
15
votes
4answers
611 views

Making a symbol's new definitions be tried before all previously defined ones

Is there any way to "close" a package (or a symbol, or a context) in that if a user of the package adds definitions to the symbol they will be tried before the package defined ones, just like what ...
4
votes
3answers
218 views

Notation package: parenthesis placement for SuperscriptBox

The question concerns the Notation package. I want to define notation for the function very similar to the built-in Power[a,b] ...
4
votes
1answer
101 views

Why Min cannot be used as constrains of NMinimize?

I met a strange problem when trying to do an optimization. Initialization code, ...
1
vote
0answers
25 views

custom precedence for custom infix operator with InfixNotation [duplicate]

I am trying to define several custom operators with custom precedence to implement geometric algebra. Loading the notation package << Notation` I can ...