Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > ILE Home > Th. List > ax-mulcl | Unicode version |
Description: Closure law for multiplication of complex numbers. Axiom for real and complex numbers, justified by theorem axmulcl 7667. Proofs should normally use mulcl 7740 instead. (New usage is discouraged.) (Contributed by NM, 22-Nov-1994.) |
Ref | Expression |
---|---|
ax-mulcl |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cA | . . . 4 | |
2 | cc 7611 | . . . 4 | |
3 | 1, 2 | wcel 1480 | . . 3 |
4 | cB | . . . 4 | |
5 | 4, 2 | wcel 1480 | . . 3 |
6 | 3, 5 | wa 103 | . 2 |
7 | cmul 7618 | . . . 4 | |
8 | 1, 4, 7 | co 5767 | . . 3 |
9 | 8, 2 | wcel 1480 | . 2 |
10 | 6, 9 | wi 4 | 1 |
Colors of variables: wff set class |
This axiom is referenced by: mulcl 7740 |
Copyright terms: Public domain | W3C validator |