Theorem sspwi 4572

Description: The powerclass preserves inclusion (inference form). (Contributed by BJ, 13-Apr-2024.)

Hypothesis

Ref	Expression
sspwi.1	⊢ 𝐴 ⊆ 𝐵

Assertion

Ref	Expression
sspwi	⊢ 𝒫 𝐴 ⊆ 𝒫 𝐵

Proof of Theorem sspwi

Step	Hyp	Ref	Expression
1		sspwi.1	. 2 ⊢ 𝐴 ⊆ 𝐵
2		sspw 4571	. 2 ⊢ (𝐴 ⊆ 𝐵 → 𝒫 𝐴 ⊆ 𝒫 𝐵)
3	1, 2	ax-mp 5	1 ⊢ 𝒫 𝐴 ⊆ 𝒫 𝐵

This proof depends on syntax axioms:   ⊆ wss 3900  𝒫 cpw 4560

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1945  ax-6 2002  ax-7 2043  ax-8 2149  ax-9 2157  ax-ext 2735

This proof depends on definitions:  df-bi 210  df-an 402  df-tru 1573  df-ex 1813  df-sb 2102  df-clab 2742  df-cleq 2755  df-clel 2839  df-v 3456  df-ss 3901  df-pw 4562

This theorem is used by:  pwunss  4579  pwundif  4586  pwdom  9186  wdompwdom  9609  rankxplim  9933  hashbclem  14638  incexclem  16049  sscpwex  18040  wunfunc  18126  tsmsres  24518  cfilresi  25671  vitali  25989  sqff1o  27566  ldgenpisyslem1  34907  imambfm  35005  ballotlem2  35232  ttcpwss  37518  dssmapnvod  45281  gneispace  45395  sge0less  47675