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Mirrors > Home > MPE Home > Th. List > df-ima | Structured version Visualization version Unicode version |
Description: Define the image of a
class (as restricted by another class).
Definition 6.6(2) of [TakeutiZaring] p. 24. For example,
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Ref | Expression |
---|---|
df-ima |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cA |
. . 3
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2 | cB |
. . 3
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3 | 1, 2 | cima 5117 |
. 2
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4 | 1, 2 | cres 5116 |
. . 3
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5 | 4 | crn 5115 |
. 2
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6 | 3, 5 | wceq 1483 |
1
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