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Results tagged with operators
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user 26956
Questions about using or composing operators--functional mappings from one state or vector space to another.
10
votes
Accepted
Associativity of upvalue
f[a x + b y] + c f[z]
is not the same as
1 * f[a x + b y] + c f[z]
so the pattern
a_ f[x] + b_ f[y]
does not match it. But if you use a_. then it's replaced with the default value (1, for Time …
- 11.5k
10
votes
Accepted
Change Operator Precedence of --> operator
2
Chip Hurst was quicker than I to show the generalization
LongRightArrow[obj_, head_[f_, args__]] := head[LongRightArrow[obj, f], args]
So I'll just take one more step to handle unary postfix operators …
- 11.5k
5
votes
Defining quantum-mechanical Bra and Ket operations
The relevant topics here are "Operators without built-in meanings" and solving your problem is a matter of assigning meanings to them. … VerticalSeparator[a,b] *)
You unfortunately cannot have the notation you proposed:
<a|*|b>
mathematica is expecting expressions to the left and right of the infix operator of multiplication, not other operators …
- 11.5k