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Mirrors > Home > ILE Home > Th. List > mpbir2and | GIF version |
Description: Detach a conjunction of truths in a biconditional. (Contributed by NM, 6-Nov-2011.) (Proof shortened by Wolf Lammen, 24-Nov-2012.) |
Ref | Expression |
---|---|
mpbir2and.1 | ⊢ (𝜑 → 𝜒) |
mpbir2and.2 | ⊢ (𝜑 → 𝜃) |
mpbir2and.3 | ⊢ (𝜑 → (𝜓 ↔ (𝜒 ∧ 𝜃))) |
Ref | Expression |
---|---|
mpbir2and | ⊢ (𝜑 → 𝜓) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mpbir2and.1 | . . 3 ⊢ (𝜑 → 𝜒) | |
2 | mpbir2and.2 | . . 3 ⊢ (𝜑 → 𝜃) | |
3 | 1, 2 | jca 306 | . 2 ⊢ (𝜑 → (𝜒 ∧ 𝜃)) |
4 | mpbir2and.3 | . 2 ⊢ (𝜑 → (𝜓 ↔ (𝜒 ∧ 𝜃))) | |
5 | 3, 4 | mpbird 167 | 1 ⊢ (𝜑 → 𝜓) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 104 ↔ wb 105 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 |
This theorem depends on definitions: df-bi 117 |
This theorem is referenced by: nnnninfeq2 7122 nqnq0pi 7432 genpassg 7520 addnqpr 7555 mulnqpr 7571 distrprg 7582 1idpr 7586 ltexpri 7607 recexprlemex 7631 aptipr 7635 cauappcvgprlemladd 7652 ltntri 8079 add20 8425 inelr 8535 recgt0 8801 prodgt0 8803 squeeze0 8855 suprzclex 9345 eluzadd 9550 eluzsub 9551 xrletrid 9799 xrre 9814 xrre3 9816 xleadd1a 9867 elioc2 9930 elico2 9931 elicc2 9932 elfz1eq 10028 fztri3or 10032 fznatpl1 10069 nn0fz0 10112 fzctr 10126 fzo1fzo0n0 10176 fzoaddel 10185 exbtwnz 10244 flid 10277 flqaddz 10290 flqdiv 10314 modqid 10342 frec2uzf1od 10399 iseqf1olemqk 10487 bcval5 10734 abs2difabs 11108 fzomaxdiflem 11112 icodiamlt 11180 dfabsmax 11217 rexico 11221 mul0inf 11240 xrbdtri 11275 sumeq2 11358 sumsnf 11408 fsum00 11461 prodeq2 11556 prodsnf 11591 zsupcllemstep 11936 zssinfcl 11939 gcd0id 11970 gcdneg 11973 nn0seqcvgd 12031 lcmval 12053 lcmneg 12064 qredeq 12086 prmind2 12110 pw2dvdseu 12158 hashdvds 12211 pcpremul 12283 pcidlem 12312 pcgcd1 12317 fldivp1 12336 pcfaclem 12337 ennnfonelemex 12405 ennnfonelemnn0 12413 mnd1 12775 grp1 12904 0subg 12985 ring1 13136 dvdsrmuld 13164 1unit 13175 unitmulcl 13181 unitgrp 13184 unitnegcl 13198 tgcl 13346 distop 13367 epttop 13372 neiss 13432 opnneissb 13437 ssnei2 13439 innei 13445 lmconst 13498 cnpnei 13501 cnptopco 13504 cnss1 13508 cnss2 13509 cncnpi 13510 cncnp 13512 cnconst2 13515 cnrest 13517 cnptopresti 13520 cnpdis 13524 lmtopcnp 13532 neitx 13550 tx1cn 13551 tx2cn 13552 txcnp 13553 txcnmpt 13555 txdis1cn 13560 psmetsym 13611 psmetres2 13615 isxmetd 13629 xmetsym 13650 xmetpsmet 13651 metrtri 13659 xblss2ps 13686 xblss2 13687 xblcntrps 13695 xblcntr 13696 bdxmet 13783 bdmet 13784 bdmopn 13786 xmetxp 13789 xmetxpbl 13790 rescncf 13850 cncfco 13860 mulcncflem 13872 mulcncf 13873 suplociccreex 13884 ivthinclemlopn 13896 ivthinclemuopn 13898 cnplimcim 13918 cnplimclemr 13920 limccnpcntop 13926 limccnp2cntop 13928 limccoap 13929 dvidlemap 13942 dvcn 13946 dvaddxxbr 13947 dvmulxxbr 13948 dvcoapbr 13953 dvcjbr 13954 dvrecap 13959 rpabscxpbnd 14141 lgsdirprm 14217 2sqlem8 14241 refeq 14547 apdifflemf 14565 ltlenmkv 14588 |
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