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Mirrors > Home > NFE Home > Th. List > r19.27av | Unicode version |
Description: Restricted version of one
direction of Theorem 19.27 of [Margaris]
p. 90. (The other direction doesn't hold when ![]() |
Ref | Expression |
---|---|
r19.27av |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax-1 6 |
. . . 4
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2 | 1 | ralrimiv 2697 |
. . 3
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3 | 2 | anim2i 552 |
. 2
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4 | r19.26 2747 |
. 2
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5 | 3, 4 | sylibr 203 |
1
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Colors of variables: wff setvar class |
Syntax hints: ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1546 ax-5 1557 ax-17 1616 ax-9 1654 ax-8 1675 ax-11 1746 |
This theorem depends on definitions: df-bi 177 df-an 360 df-ex 1542 df-nf 1545 df-ral 2620 |
This theorem is referenced by: r19.28av 2754 |
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