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Mirrors > Home > MPE Home > Th. List > nfel1 | Structured version Visualization version Unicode version |
Description: Hypothesis builder for elementhood, special case. (Contributed by Mario Carneiro, 10-Oct-2016.) |
Ref | Expression |
---|---|
nfeq1.1 |
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Ref | Expression |
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nfel1 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfeq1.1 |
. 2
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2 | nfcv 2764 |
. 2
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3 | 1, 2 | nfel 2777 |
1
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