Description Usage Arguments Details Author(s) See Also Examples
Keep or drop variables
1 2 |
K |
Object of class |
yes,no |
Specification of dimensions to either keep (yes) or discard (no), coerced to a free object |
Function keep(omega,yes)
keeps the terms specified and
discard(omega,no)
discards the terms specifed. It is not clear
to me what these functions mean from a mathematical perspective.
Robin K. S. Hankin
1 2 | keep(kform_general(7,3),1:4) # keeps only terms with dimensions 1-4
discard(kform_general(7,3),1) # loses any term with a "1" in the index
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