The contemporary language philosopher and logician pay close attention to these questions.

　　這些問題得到了當代語言哲學家以及邏輯學家的密切關(guān)注。

　　As far back as 1958, the famous logician C.

　　早在1958年，著名邏輯學家C。

　　From ancient to modern, logician and philosopher never stop pursuing truth.

　　從古至今，無論是邏輯學家還是哲學家都沒有停止對真理的追求。

　　On the Opinions of Logic Falsehood of Ancient Chinese Logician.

　　中國古代邏輯學者的.邏輯謬誤論。

　　American logician Peirce has comprehensively illustrated the science of semiotics.

　　美國哲學家皮爾士對符號科學做了較全面的闡述。