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Mirrors > Home > ILE Home > Th. List > 3imp | GIF version |
Description: Importation inference. (Contributed by NM, 8-Apr-1994.) |
Ref | Expression |
---|---|
3imp.1 | ⊢ (𝜑 → (𝜓 → (𝜒 → 𝜃))) |
Ref | Expression |
---|---|
3imp | ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜃) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-3an 964 | . 2 ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) ↔ ((𝜑 ∧ 𝜓) ∧ 𝜒)) | |
2 | 3imp.1 | . . 3 ⊢ (𝜑 → (𝜓 → (𝜒 → 𝜃))) | |
3 | 2 | imp31 254 | . 2 ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜃) |
4 | 1, 3 | sylbi 120 | 1 ⊢ ((𝜑 ∧ 𝜓 ∧ 𝜒) → 𝜃) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 103 ∧ w3a 962 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 |
This theorem depends on definitions: df-bi 116 df-3an 964 |
This theorem is referenced by: 3impa 1176 3impb 1177 3impia 1178 3impib 1179 3com23 1187 3an1rs 1197 3imp1 1198 3impd 1199 syl3an2 1250 syl3an3 1251 3jao 1279 biimp3ar 1324 poxp 6129 tfrlemibxssdm 6224 tfr1onlembxssdm 6240 tfrcllembxssdm 6253 nndi 6382 nnmass 6383 pr2nelem 7047 xnn0lenn0nn0 9648 difelfzle 9911 fzo1fzo0n0 9960 elfzo0z 9961 fzofzim 9965 elfzodifsumelfzo 9978 mulexp 10332 expadd 10335 expmul 10338 bernneq 10412 facdiv 10484 addmodlteqALT 11557 ltoddhalfle 11590 halfleoddlt 11591 dfgcd2 11702 cncongr1 11784 oddprmgt2 11814 prmfac1 11830 fiinopn 12171 opnneissb 12324 blssps 12596 blss 12597 |
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