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Mirrors > Home > MPE Home > Th. List > 3adantl1 | Structured version Visualization version GIF version |
Description: Deduction adding a conjunct to antecedent. (Contributed by NM, 24-Feb-2005.) |
Ref | Expression |
---|---|
3adantl.1 | ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜃) |
Ref | Expression |
---|---|
3adantl1 | ⊢ (((𝜏 ∧ 𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜃) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3simpc 1053 | . 2 ⊢ ((𝜏 ∧ 𝜑 ∧ 𝜓) → (𝜑 ∧ 𝜓)) | |
2 | 3adantl.1 | . 2 ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜃) | |
3 | 1, 2 | sylan 487 | 1 ⊢ (((𝜏 ∧ 𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜃) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 383 ∧ w3a 1031 |
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 df-3an 1033 |
This theorem is referenced by: 3ad2antl2 1217 3ad2antl3 1218 funcnvqp 5866 onfununi 7325 omord2 7534 en2eqpr 8713 divmuldiv 10604 ioojoin 12174 expnlbnd 12856 swrdlend 13283 lcmledvds 15150 pospropd 16957 marrepcl 20189 gsummatr01lem3 20282 upxp 21236 rnelfmlem 21566 brbtwn2 25585 fh2 27862 homulass 28045 hoadddi 28046 hoadddir 28047 metf1o 32721 rngohomco 32943 rngoisoco 32951 op01dm 33488 paddss12 34123 wessf1ornlem 38366 elaa2 39127 smflimlem2 39658 spthonepeq-av 40958 |
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