Deductions & credits

your capital loss carryover can be short-term, long-term, or a combination of both. short-term c/o offsets current year short-term gins. long-term c/o offsets current year long-term gains.

you can end up with net STCL and net LTCL. then (1) up to $3,000 of net capital losses can be used to offset other income with STCL used first then LTCL

net STCL and net LTCG. - they're netted. if a net loss  (1) applies

net STCG and net LTCL  - they're netted. if a net loss (1) applies