Theorem rspcsbela 4386

Description: Special case related to rspsbc 3861. (Contributed by NM, 10-Dec-2005.) (Proof shortened by Eric Schmidt, 17-Jan-2007.)

Assertion

Ref	Expression
rspcsbela	⊢ ((𝐴 ∈ 𝐵 ∧ ∀𝑥 ∈ 𝐵 𝐶 ∈ 𝐷) → ⦋𝐴 / 𝑥⦌𝐶 ∈ 𝐷)

Distinct variable groups:   𝑥,𝐵   𝑥,𝐷

Allowed substitution hints:   𝐴(𝑥)   𝐶(𝑥)

Proof of Theorem rspcsbela

Step	Hyp	Ref	Expression
1		rspsbc 3861	. . 3 ⊢ (𝐴 ∈ 𝐵 → (∀𝑥 ∈ 𝐵 𝐶 ∈ 𝐷 → [𝐴 / 𝑥]𝐶 ∈ 𝐷))
2		sbcel1g 4364	. . 3 ⊢ (𝐴 ∈ 𝐵 → ([𝐴 / 𝑥]𝐶 ∈ 𝐷 ↔ ⦋𝐴 / 𝑥⦌𝐶 ∈ 𝐷))
3	1, 2	sylibd 241	. 2 ⊢ (𝐴 ∈ 𝐵 → (∀𝑥 ∈ 𝐵 𝐶 ∈ 𝐷 → ⦋𝐴 / 𝑥⦌𝐶 ∈ 𝐷))
4	3	imp 409	1 ⊢ ((𝐴 ∈ 𝐵 ∧ ∀𝑥 ∈ 𝐵 𝐶 ∈ 𝐷) → ⦋𝐴 / 𝑥⦌𝐶 ∈ 𝐷)

Syntax hints:   → wi 4   ∧ wa 398   ∈ wcel 2110  ∀wral 3138  [wsbc 3771  ⦋csb 3882

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1792  ax-4 1806  ax-5 1907  ax-6 1966  ax-7 2011  ax-8 2112  ax-9 2120  ax-10 2141  ax-11 2157  ax-12 2173  ax-ext 2793

This theorem depends on definitions:  df-bi 209  df-an 399  df-or 844  df-tru 1536  df-fal 1546  df-ex 1777  df-nf 1781  df-sb 2066  df-clab 2800  df-cleq 2814  df-clel 2893  df-nfc 2963  df-ral 3143  df-v 3496  df-sbc 3772  df-csb 3883  df-dif 3938  df-nul 4291

This theorem is referenced by:  el2mpocsbcl  7774  mptnn0fsupp  13359  mptnn0fsuppr  13361  fsumzcl2  15089  fsummsnunz  15103  fsumsplitsnun  15104  modfsummodslem1  15141  fprodmodd  15345  sumeven  15732  sumodd  15733  gsummpt1n0  19079  gsummptnn0fz  19100  telgsumfzslem  19102  telgsumfzs  19103  telgsums  19107  mptscmfsupp0  19693  coe1fzgsumdlem  20463  gsummoncoe1  20466  evl1gsumdlem  20513  madugsum  21246  iunmbl2  24152  gsumvsca1  30849  gsumvsca2  30850  rmfsupp2  30861  esum2dlem  31346  esumiun  31348  iblsplitf  42248  fsummsndifre  43526  fsumsplitsndif  43527  fsummmodsndifre  43528  fsummmodsnunz  43529