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Mirrors > Home > NFE Home > Th. List > hbn1w | Unicode version |
Description: Weak version of hbn1 1730. Uses only Tarski's FOL axiom schemes. (Contributed by NM, 9-Apr-2017.) |
Ref | Expression |
---|---|
hbn1w.1 |
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Ref | Expression |
---|---|
hbn1w |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax-17 1616 |
. 2
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2 | ax-17 1616 |
. 2
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3 | ax-17 1616 |
. 2
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4 | ax-17 1616 |
. 2
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5 | ax-17 1616 |
. 2
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6 | hbn1w.1 |
. 2
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7 | 1, 2, 3, 4, 5, 6 | hbn1fw 1705 |
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 |
This theorem depends on definitions: df-bi 177 df-an 360 df-ex 1542 |
This theorem is referenced by: hba1w 1707 hbe1w 1708 ax6w 1717 |
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