CoCoA:Shortcuts
From ApCoCoAWiki
Shortcuts
Special characters equivalent to commands
Description
: is equivalent to <ttref>Colon</ttref>:
M : N stands for Colon(M, N).
<formula>><</formula> is equivalent to <ttref>CartesianProduct, CartesianProductList</ttref>:
A >< B stands for CartesianProduct(A, B).
<formula><<</formula> is the obsolescent equivalent to <ttref>Source</ttref>:
<< "myfile.cocoa" stands
for Source "myfile.cocoa".
? is equivalent to <ttref>Man</ttref>:
? string stands for Man("string").
?? is equivalent to <ttref>Man</ttref>:
?? string stands for Man("string", 0).
@ is equivalent to <ttref>Untagged</ttref>:
@A stands for Untagged(A).
.. is the Range Operator.
Syntax
M : N M, N: MODULE of IDEAL A >< B A, B: LIST << S:STRING ? S:STRING ?? S:STRING @A A:TAGGED A..B A,B:INT or A,B:indeterminates
CartesianProduct, CartesianProductList
Character Set and Special Symbols