Theorem ssltsepcd 33915

Description: Two elements of separated sets obey less than. Deduction form of ssltsepc 33914. (Contributed by Scott Fenton, 25-Sep-2024.)

Hypotheses

Ref	Expression
ssltsepcd.1	⊢ (𝜑 → 𝐴 <<s 𝐵)
ssltsepcd.2	⊢ (𝜑 → 𝑋 ∈ 𝐴)
ssltsepcd.3	⊢ (𝜑 → 𝑌 ∈ 𝐵)

Assertion

Ref	Expression
ssltsepcd	⊢ (𝜑 → 𝑋 <s 𝑌)

Proof of Theorem ssltsepcd

Step	Hyp	Ref	Expression
1		ssltsepcd.1	. 2 ⊢ (𝜑 → 𝐴 <<s 𝐵)
2		ssltsepcd.2	. 2 ⊢ (𝜑 → 𝑋 ∈ 𝐴)
3		ssltsepcd.3	. 2 ⊢ (𝜑 → 𝑌 ∈ 𝐵)
4		ssltsepc 33914	. 2 ⊢ ((𝐴 <<s 𝐵 ∧ 𝑋 ∈ 𝐴 ∧ 𝑌 ∈ 𝐵) → 𝑋 <s 𝑌)
5	1, 2, 3, 4	syl3anc 1369	1 ⊢ (𝜑 → 𝑋 <s 𝑌)

Syntax hints:   → wi 4   ∈ wcel 2108   class class class wbr 5070   <s cslt 33771   <<s csslt 33902

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1799  ax-4 1813  ax-5 1914  ax-6 1972  ax-7 2012  ax-8 2110  ax-9 2118  ax-ext 2709  ax-sep 5218  ax-nul 5225  ax-pr 5347

This theorem depends on definitions:  df-bi 206  df-an 396  df-or 844  df-3an 1087  df-tru 1542  df-fal 1552  df-ex 1784  df-sb 2069  df-clab 2716  df-cleq 2730  df-clel 2817  df-ral 3068  df-rex 3069  df-rab 3072  df-v 3424  df-dif 3886  df-un 3888  df-in 3890  df-ss 3900  df-nul 4254  df-if 4457  df-sn 4559  df-pr 4561  df-op 4565  df-br 5071  df-opab 5133  df-xp 5586  df-sslt 33903

This theorem is referenced by:  sslttr  33928  cofsslt  34015  coinitsslt  34016  cofcutrtime  34020