| ⊦ bor(s2i(sho1), b2i(by2)) = s2i(i2s(bor(s2i(sho1), b2i(by2)))) |
⊦ bor(i, j) = bcompl(band(bcompl(i), bcompl(j)))
⊦ bcompl(band(bcompl(s2i(sho1)), bcompl(b2i(by2)))) = s2i(i2s(bcompl(band(bcompl(s2i(sho1)), bcompl(b2i(by2))))))
Used terms: b2i(by2), s2i(sho1)