杜甫诗中有《殿中杨监见示张旭草书图》、《杨监又出画鹰十二扇》、《送殿中杨监赴蜀见相公》三诗，弄清楚这个“杨监”到底是谁，对于深入认识杜诗，绝非可有可无之事。问题的提出三诗皆不长，为了下文讨论方便，这里先将原作引出。第一首《殿中杨监见示张旭草书图》；斯人已 Du Fu’s poem contains “Yangzhong Jian Zhang Xu Cursive Scripture in the Temple”, “Yang Jian and the painting eagle 12”, “send Yang Jian in the temple to see each other,” the three poems, figure out this “Yang prison” in the end is Who, for in-depth understanding of Du Fu, must not be something. The problem is raised three poems are not long, for the convenience of the following discussion, here first the original lead. The first song “Temple Yang Xu Jian Zhang Shu sketch book”;