Theorem syl122anc 1258

Description: Syllogism combined with contraction. (Contributed by NM, 11-Mar-2012.)

Hypotheses

Ref	Expression
sylXanc.1	⊢ (𝜑 → 𝜓)
sylXanc.2	⊢ (𝜑 → 𝜒)
sylXanc.3	⊢ (𝜑 → 𝜃)
sylXanc.4	⊢ (𝜑 → 𝜏)
sylXanc.5	⊢ (𝜑 → 𝜂)
syl122anc.6	⊢ ((𝜓 ∧ (𝜒 ∧ 𝜃) ∧ (𝜏 ∧ 𝜂)) → 𝜁)

Assertion

Ref	Expression
syl122anc	⊢ (𝜑 → 𝜁)

Proof of Theorem syl122anc

Step	Hyp	Ref	Expression
1		sylXanc.1	. 2 ⊢ (𝜑 → 𝜓)
2		sylXanc.2	. 2 ⊢ (𝜑 → 𝜒)
3		sylXanc.3	. 2 ⊢ (𝜑 → 𝜃)
4		sylXanc.4	. . 3 ⊢ (𝜑 → 𝜏)
5		sylXanc.5	. . 3 ⊢ (𝜑 → 𝜂)
6	4, 5	jca 306	. 2 ⊢ (𝜑 → (𝜏 ∧ 𝜂))
7		syl122anc.6	. 2 ⊢ ((𝜓 ∧ (𝜒 ∧ 𝜃) ∧ (𝜏 ∧ 𝜂)) → 𝜁)
8	1, 2, 3, 6, 7	syl121anc 1254	1 ⊢ (𝜑 → 𝜁)

Syntax hints:   → wi 4   ∧ wa 104   ∧ w3a 980

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  df-3an 982

This theorem is referenced by:  divdiv32apd  8862  divcanap5d  8863  divcanap7d  8865  divdivap1d  8868  divdivap2d  8869  seq3coll  10953  cau3lem  11298  summodclem2a  11565  prodmodclem2a  11760  prmind2  12315  divnumden  12391  pceulem  12490  pcqmul  12499  pcqdiv  12503  pcexp  12505  pcaddlem  12535  pcbc  12547  abladdsub4  13522  ablpnpcan  13528  lmodvs1  13950  blss2ps  14750  blss2  14751  blssps  14771  blss  14772  xmeter  14780  lgsdi  15386