あーー、NANDだけでNOTもANDもORも作れるんだ。頭いいなオメ―。 NOT A = (A NAND A) A AND B = (A NAND B) NAND (A NAND B) A OR B = (A NAND A) NAND (B NAND B) つまり⋯⋯ A NOR B = {(A NAND A) NAND (B NAND B)} NAND {(A NAND A) NAND (B NAND B)} A XOR…