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Mirrors > Home > MPE Home > Th. List > Mathboxes > df-sset | Structured version Visualization version GIF version |
Description: Define the subset class. For the value, see brsset 34170. (Contributed by Scott Fenton, 31-Mar-2012.) |
Ref | Expression |
---|---|
df-sset | ⊢ SSet = ((V × V) ∖ ran ( E ⊗ (V ∖ E ))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | csset 34113 | . 2 class SSet | |
2 | cvv 3430 | . . . 4 class V | |
3 | 2, 2 | cxp 5586 | . . 3 class (V × V) |
4 | cep 5493 | . . . . 5 class E | |
5 | 2, 4 | cdif 3888 | . . . . 5 class (V ∖ E ) |
6 | 4, 5 | ctxp 34111 | . . . 4 class ( E ⊗ (V ∖ E )) |
7 | 6 | crn 5589 | . . 3 class ran ( E ⊗ (V ∖ E )) |
8 | 3, 7 | cdif 3888 | . 2 class ((V × V) ∖ ran ( E ⊗ (V ∖ E ))) |
9 | 1, 8 | wceq 1541 | 1 wff SSet = ((V × V) ∖ ran ( E ⊗ (V ∖ E ))) |
Colors of variables: wff setvar class |
This definition is referenced by: relsset 34169 brsset 34170 |
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