The error theory and non-factualism are two forms of irrealism formulated in semantic way.

错误和事是用语义方式表述两种不同形态在。

In order to maintain thoroughly hsi philosophical standpoint of Anti-realism, he rejected two-valued semantics and took Intuitionist logic as the basis of his metaphysics.

为坚持其反在哲学立场，达米特拒斥二值原则，把直觉主义逻辑作为其形而上学基础。