| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > biantrur | Structured version Visualization version GIF version | ||
| Description: A wff is equivalent to its conjunction with truth. (Contributed by NM, 3-Aug-1994.) |
| Ref | Expression |
|---|---|
| biantrur.1 | ⊢ 𝜑 |
| Ref | Expression |
|---|---|
| biantrur | ⊢ (𝜓 ↔ (𝜑 ∧ 𝜓)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | biantrur.1 | . . 3 ⊢ 𝜑 | |
| 2 | 1 | biantru 534 | . 2 ⊢ (𝜓 ↔ (𝜓 ∧ 𝜑)) |
| 3 | 2 | biancomi 463 | 1 ⊢ (𝜓 ↔ (𝜑 ∧ 𝜓)) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 207 ∧ wa 396 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
| This theorem depends on definitions: df-bi 208 df-an 397 |
| This theorem is referenced by: mpbiran 715 cases 1048 truan 1558 2sb5rf 2480 euae 2663 rexv 3458 reuv 3459 rmov 3460 rabab 3461 euxfrw 3662 euxfr 3664 euind 3665 dfdif3OLD 4049 ddif 4071 nssinpss 4195 nsspssun 4196 notabw 4241 vss 4374 reuprg0 4634 reuprg 4635 difsnpss 4740 sspr 4766 sstp 4767 disjprg 5068 mptv 5178 reusv2lem5 5331 oteqex2 5440 dfid4 5514 intirr 6068 xpcan 6127 resssxp 6221 fvopab6 6970 fnressn 7101 riotav 7318 mpov 7468 sorpss 7671 opabn1stprc 8000 fparlem2 8052 fnsuppres 8131 brtpos0 8173 naddrid 8609 sup0riota 9369 genpass 10923 nnwos 12856 hashbclem 14405 ccatlcan 14671 clim0 15459 gcd0id 16479 isdomn3 20687 pjfval2 21684 mat1dimbas 22455 pmatcollpw2lem 22760 isbasis3g 22932 opnssneib 23098 ssidcn 23238 qtopcld 23696 mdegleb 26047 vieta1 26296 lgsne0 27316 axpasch 29028 0wlk 30204 0clwlk 30218 shlesb1i 31475 chnlei 31574 pjneli 31812 cvexchlem 32457 dmdbr5ati 32511 elimifd 32631 fzo0opth 32895 1arithidom 33620 lmxrge0 34136 cntnevol 34412 bnj110 35040 vonf1owev 35336 goeleq12bg 35577 fmlafvel 35613 elpotr 36007 dfbigcup2 36125 mh-regprimbi 36773 bj-alnnf 37080 bj-rexvw 37233 bj-rababw 37234 bj-brab2a1 37509 finxpreclem4 37756 wl-cases2-dnf 37883 wl-euae 37888 wl-dfclab 37956 cnambfre 38035 triantru3 38603 lub0N 39681 glb0N 39685 cvlsupr3 39836 ifpdfor2 43905 ifpdfor 43909 ifpim1 43913 ifpid2 43915 ifpim2 43916 ifpid2g 43937 ifpid1g 43938 ifpim23g 43939 ifpim1g 43945 ifpimimb 43948 rp-isfinite6 43962 rababg 44018 relnonrel 44031 dffrege115 44422 chnsubseqwl 47324 funressnfv 47506 dfnelbr2 47736 edgusgrclnbfin 48333 |
| Copyright terms: Public domain | W3C validator |