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Mirrors > Home > ILE Home > Th. List > fveq12d | Unicode version |
Description: Equality deduction for function value. (Contributed by FL, 22-Dec-2008.) |
Ref | Expression |
---|---|
fveq12d.1 |
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fveq12d.2 |
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Ref | Expression |
---|---|
fveq12d |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fveq12d.1 |
. . 3
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2 | 1 | fveq1d 5556 |
. 2
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3 | fveq12d.2 |
. . 3
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4 | 3 | fveq2d 5558 |
. 2
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5 | 2, 4 | eqtrd 2226 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-ext 2175 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-nf 1472 df-sb 1774 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-rex 2478 df-v 2762 df-un 3157 df-sn 3624 df-pr 3625 df-op 3627 df-uni 3836 df-br 4030 df-iota 5215 df-fv 5262 |
This theorem is referenced by: nffvd 5566 fvsng 5754 tfrlem3ag 6362 tfrlem3a 6363 tfrlemi1 6385 tfr1onlem3ag 6390 omp1eomlem 7153 seq3shft 10982 climshft2 11449 fsum3 11530 ctiunctlemfo 12596 imasival 12889 gsumfzval 12974 gsumval2 12980 mulgfvalg 13191 mulgval 13192 mulgnndir 13221 mulgpropdg 13234 unitinvinv 13620 rlmvalg 13950 rsp0 13989 znval 14124 reldvg 14833 dvfvalap 14835 lgsval 15120 lgsneg 15140 |
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