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Mirrors > Home > MPE Home > Th. List > pm5.32d | Structured version Visualization version GIF version |
Description: Distribution of implication over biconditional (deduction form). (Contributed by NM, 29-Oct-1996.) |
Ref | Expression |
---|---|
pm5.32d.1 | ⊢ (𝜑 → (𝜓 → (𝜒 ↔ 𝜃))) |
Ref | Expression |
---|---|
pm5.32d | ⊢ (𝜑 → ((𝜓 ∧ 𝜒) ↔ (𝜓 ∧ 𝜃))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | pm5.32d.1 | . 2 ⊢ (𝜑 → (𝜓 → (𝜒 ↔ 𝜃))) | |
2 | pm5.32 577 | . 2 ⊢ ((𝜓 → (𝜒 ↔ 𝜃)) ↔ ((𝜓 ∧ 𝜒) ↔ (𝜓 ∧ 𝜃))) | |
3 | 1, 2 | sylib 221 | 1 ⊢ (𝜑 → ((𝜓 ∧ 𝜒) ↔ (𝜓 ∧ 𝜃))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 209 ∧ wa 399 |
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 210 df-an 400 |
This theorem is referenced by: pm5.32rd 581 pm5.32da 582 anbi2d 632 ralrexbid 3231 raltpd 4683 opeqsng 5371 dfres3 5841 cores 6093 isoini 7125 mpoeq123 7261 ordpwsuc 7572 rdglim2 8146 fzind 12240 btwnz 12244 elfzm11 13148 isprm2 16202 isprm3 16203 modprminv 16315 modprminveq 16316 isrim 19707 elimifd 30559 xrecex 30868 ordtconnlem1 31542 indpi1 31654 eqfunresadj 33405 xpord3pred 33478 dfrdg4 33939 ee7.2aOLD 34336 wl-ax11-lem8 35429 expdioph 40489 pm14.122b 41655 rexbidar 41678 isrngim 45078 |
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