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Theorem uzssz 8492
Description: An upper set of integers is a subset of all integers. (Contributed by NM, 2-Sep-2005.) (Revised by Mario Carneiro, 3-Nov-2013.)
Assertion
Ref Expression
uzssz (ℤ𝑀) ⊆ ℤ

Proof of Theorem uzssz
Dummy variable 𝑦 is distinct from all other variables.
StepHypRef Expression
1 eluzelz 8482 . 2 (𝑦 ∈ (ℤ𝑀) → 𝑦 ∈ ℤ)
21ssriv 2949 1 (ℤ𝑀) ⊆ ℤ
Colors of variables: wff set class
Syntax hints:  wss 2917  cfv 4902  cz 8245  cuz 8473
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 99  ax-ia2 100  ax-ia3 101  ax-io 630  ax-5 1336  ax-7 1337  ax-gen 1338  ax-ie1 1382  ax-ie2 1383  ax-8 1395  ax-10 1396  ax-11 1397  ax-i12 1398  ax-bndl 1399  ax-4 1400  ax-14 1405  ax-17 1419  ax-i9 1423  ax-ial 1427  ax-i5r 1428  ax-ext 2022  ax-sep 3875  ax-pow 3927  ax-pr 3944  ax-cnex 6975  ax-resscn 6976
This theorem depends on definitions:  df-bi 110  df-3or 886  df-3an 887  df-tru 1246  df-nf 1350  df-sb 1646  df-eu 1903  df-mo 1904  df-clab 2027  df-cleq 2033  df-clel 2036  df-nfc 2167  df-ral 2311  df-rex 2312  df-rab 2315  df-v 2559  df-sbc 2765  df-un 2922  df-in 2924  df-ss 2931  df-pw 3361  df-sn 3381  df-pr 3382  df-op 3384  df-uni 3581  df-br 3765  df-opab 3819  df-mpt 3820  df-id 4030  df-xp 4351  df-rel 4352  df-cnv 4353  df-co 4354  df-dm 4355  df-rn 4356  df-res 4357  df-ima 4358  df-iota 4867  df-fun 4904  df-fn 4905  df-f 4906  df-fv 4910  df-ov 5515  df-neg 7185  df-z 8246  df-uz 8474
This theorem is referenced by:  frecuzrdgrrn  9194  frec2uzrdg  9195  frecuzrdgrom  9196  frecuzrdgsuc  9201  cau3  9711  climz  9813  iserclim0  9826  climaddc1  9849  climmulc2  9851  climsubc1  9852  climsubc2  9853  climle  9854  climlec2  9861
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