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Mirrors > Home > MPE Home > Th. List > mpanl1 | Structured version Visualization version GIF version |
Description: An inference based on modus ponens. (Contributed by NM, 16-Aug-1994.) (Proof shortened by Wolf Lammen, 7-Apr-2013.) |
Ref | Expression |
---|---|
mpanl1.1 | ⊢ 𝜑 |
mpanl1.2 | ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜃) |
Ref | Expression |
---|---|
mpanl1 | ⊢ ((𝜓 ∧ 𝜒) → 𝜃) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mpanl1.1 | . . 3 ⊢ 𝜑 | |
2 | 1 | jctl 562 | . 2 ⊢ (𝜓 → (𝜑 ∧ 𝜓)) |
3 | mpanl1.2 | . 2 ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜃) | |
4 | 2, 3 | sylan 487 | 1 ⊢ ((𝜓 ∧ 𝜒) → 𝜃) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 383 |
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 196 df-an 385 |
This theorem is referenced by: mpanl12 714 frc 5004 oeoelem 7565 ercnv 7650 frfi 8090 fin23lem23 9031 divdiv23zi 10657 recp1lt1 10800 divgt0i 10811 divge0i 10812 ltreci 10813 lereci 10814 lt2msqi 10815 le2msqi 10816 msq11i 10817 ltdiv23i 10827 fnn0ind 11352 elfzp1b 12286 elfzm1b 12287 sqrt11i 13972 sqrtmuli 13973 sqrtmsq2i 13975 sqrtlei 13976 sqrtlti 13977 fsum 14298 fprod 14510 blometi 27042 spansnm0i 27893 lnopli 28211 lnfnli 28283 opsqrlem1 28383 opsqrlem6 28388 mdslmd3i 28575 atordi 28627 mdsymlem1 28646 gsummpt2co 29111 finxpreclem4 32407 ptrecube 32579 fdc 32711 prter3 33185 |
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