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Mirrors > Home > MPE Home > Th. List > onintss | Structured version Visualization version Unicode version |
Description: If a property is true for an ordinal number, then the minimum ordinal number for which it is true is smaller or equal. Theorem Schema 61 of [Suppes] p. 228. (Contributed by NM, 3-Oct-2003.) |
Ref | Expression |
---|---|
onintss.1 |
Ref | Expression |
---|---|
onintss |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | onintss.1 | . . 3 | |
2 | 1 | intminss 4503 | . 2 |
3 | 2 | ex 450 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wceq 1483 wcel 1990 crab 2916 wss 3574 cint 4475 con0 5723 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-rab 2921 df-v 3202 df-in 3581 df-ss 3588 df-int 4476 |
This theorem is referenced by: rankval3b 8689 cardne 8791 noextenddif 31821 |
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