The contrapositive is true, too.

对换一下也是正确的。

youdao

The contrapositive is equally true.

这个反命题同样是正确的。

youdao

As we know, contrapositive symmetry is the tautology in classical logic.

众所周知，在古典逻辑中，逆否对称性是永真公式。

youdao

As we know, contrapositive symmetry is the tautology in classical logic.

众所周知，在古典逻辑中，逆否对称性是永真公式。

youdao