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Mirrors > Home > MPE Home > Th. List > 3brtr4i | Structured version Visualization version Unicode version |
Description: Substitution of equality into both sides of a binary relation. (Contributed by NM, 11-Aug-1999.) |
Ref | Expression |
---|---|
3brtr4.1 | |
3brtr4.2 | |
3brtr4.3 |
Ref | Expression |
---|---|
3brtr4i |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3brtr4.2 | . . 3 | |
2 | 3brtr4.1 | . . 3 | |
3 | 1, 2 | eqbrtri 4674 | . 2 |
4 | 3brtr4.3 | . 2 | |
5 | 3, 4 | breqtrri 4680 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wceq 1483 class class class wbr 4653 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-rab 2921 df-v 3202 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-sn 4178 df-pr 4180 df-op 4184 df-br 4654 |
This theorem is referenced by: 1lt2nq 9795 0lt1sr 9916 declt 11530 decltOLD 11531 decltc 11532 decltcOLD 11533 decle 11540 decleOLD 11543 fzennn 12767 faclbnd4lem1 13080 fsumabs 14533 ovolfiniun 23269 log2ublem3 24675 log2ub 24676 emgt0 24733 bclbnd 25005 bposlem8 25016 baseltedgf 25872 nmblolbii 27654 normlem6 27972 norm-ii-i 27994 nmbdoplbi 28883 dp2lt 29592 dp2ltsuc 29593 dp2ltc 29594 dplt 29612 dpltc 29615 dpmul4 29622 hgt750lemd 30726 hgt750lem 30729 supxrltinfxr 39677 nnsum4primesevenALTV 41689 |
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