Metamath Proof Explorer
Description: The orthomodular law. Remark in Kalmbach p. 22. (Contributed by NM, 12-Jun-2006) (New usage is discouraged.)
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Ref |
Expression |
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Hypotheses |
pjoml2.1 |
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pjoml2.2 |
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Assertion |
pjoml5i |
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Proof
Step |
Hyp |
Ref |
Expression |
1 |
|
pjoml2.1 |
|
2 |
|
pjoml2.2 |
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3 |
1 2
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chub1i |
|
4 |
1 2
|
chjcli |
|
5 |
1 4
|
pjoml2i |
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6 |
3 5
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ax-mp |
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