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Mirrors > Home > NFE Home > Th. List > oveq2 | Unicode version |
Description: Equality theorem for operation value. (Contributed by set.mm contributors, 28-Feb-1995.) |
Ref | Expression |
---|---|
oveq2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | opeq2 4580 | . . 3 | |
2 | 1 | fveq2d 5333 | . 2 |
3 | df-ov 5527 | . 2 | |
4 | df-ov 5527 | . 2 | |
5 | 2, 3, 4 | 3eqtr4g 2410 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wceq 1642 cop 4562 cfv 4782 (class class class)co 5526 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1546 ax-5 1557 ax-17 1616 ax-9 1654 ax-8 1675 ax-6 1729 ax-7 1734 ax-11 1746 ax-12 1925 ax-ext 2334 ax-nin 4079 ax-xp 4080 ax-cnv 4081 ax-1c 4082 ax-sset 4083 ax-si 4084 ax-ins2 4085 ax-ins3 4086 ax-typlower 4087 ax-sn 4088 |
This theorem depends on definitions: df-bi 177 df-or 359 df-an 360 df-3an 936 df-nan 1288 df-tru 1319 df-ex 1542 df-nf 1545 df-sb 1649 df-clab 2340 df-cleq 2346 df-clel 2349 df-nfc 2479 df-ne 2519 df-ral 2620 df-rex 2621 df-v 2862 df-sbc 3048 df-nin 3212 df-compl 3213 df-in 3214 df-un 3215 df-dif 3216 df-symdif 3217 df-ss 3260 df-nul 3552 df-if 3664 df-pw 3725 df-sn 3742 df-pr 3743 df-uni 3893 df-int 3928 df-opk 4059 df-1c 4137 df-pw1 4138 df-uni1 4139 df-xpk 4186 df-cnvk 4187 df-ins2k 4188 df-ins3k 4189 df-imak 4190 df-cok 4191 df-p6 4192 df-sik 4193 df-ssetk 4194 df-imagek 4195 df-idk 4196 df-iota 4340 df-addc 4379 df-nnc 4380 df-phi 4566 df-op 4567 df-br 4641 df-fv 4796 df-ov 5527 |
This theorem is referenced by: oveq12 5533 oveq2i 5535 oveq2d 5539 rspceov 5557 fovcl 5589 ov3 5600 ndmovcl 5615 caovcld 5623 caovcomg 5625 caovassg 5627 caovcan 5629 caovord 5630 caovdig 5633 caovdirg 5634 caovmo 5646 ov2gf 5712 map0 6026 enmap2 6069 ce0nnul 6178 ce2 6193 ce2le 6234 tce2 6237 addcdi 6251 muc0or 6253 spaccl 6287 spacind 6288 nchoicelem3 6292 nchoicelem6 6295 |
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