相信许多人看了标题会很纳闷,卡片能让人头昏?这是不是太夸张了?好,闲话少叙,大家请仔细看下面这张由数学家精心设计的“矛盾卡片”。我首先说明,矛面和盾面是一张卡片的正反两面,为了让大家一目了然,设计者才加了显著的图像标记。但“矛盾卡片”的重点不是图像标记,而是矛面和盾面上的句子。暂时没发现玄妙处?不要紧,大家请跟着我一起进入语境进行推理:如果矛面上的句子为真,那就是说盾面上的句子是正确的;而盾 I believe many people read the title will be wondering, the card can make people dizzy? This is not too exaggerated? Well, less gossip Syria, please take a look at the following carefully designed by the mathematician “contradiction card.” First of all, let me explain that the spear and shield are both positive and negative of a card. In order for everyone to see it clearly, the designer adds a significant image tag. But “contradictory card ” is not the focus of the image tag, but spear and shield the surface of the sentence. No mystery at the moment found? It does not matter, everyone please follow me into the context of reasoning: If the spelling of the sentence is true, that is to say the shield on the surface of the sentence is correct; and shield