[혁상신서]

<p><span>[혁상신서(革象新書)]는 원대의 과학자 <a style="color: #136ec2;" href="https://baike.baidu.com/item/%E8%B5%B5%E5%8F%8B%E9%92%A6/3485680?fromModule=lemma_inlink" target="_blank" class="ke-link">趙友欽</a>이 13세기말에서 14세기초에 편저한 과학 저작이다. 수학, 천문학과 과학 영역을 포함하고 <span data-ke-size="size16">있다. 조우흠은 송 종실의 후예로 은거하여 수도하며 천문 관측 연구에 종사하였다. [혁상신서]는 자연 현상에 대한 실증 탐구에 근원하였다. 모두 5권인데 앞 4권은 천체 운행의 규율, 일영(</span><span data-ke-size="size16">日影) 측산(测算) 등 천문 지식을 밝혔고 제5권에는 “乾象周髀”은 원주율을 추산하는 등 과학 지식을 담았다. 목차는 아래와 같다.</span></span></p><p><span data-ke-size="size16">卷一 <a style="color: #136ec2;" href="https://baike.baidu.com/item/%E5%AE%8B%E6%BF%82/0?fromModule=lemma_inlink" target="_blank" class="ke-link">宋濂</a>序《天体左旋》《日至之景》《岁序终始》《闰定四时》《天周岁终》《历法改革》《星分棋布》《日道岁差》《黄道损益》</span></p><p><span data-ke-size="size16">卷二《积年日法》《元会运世》《气朔没灭》《日月盈缩》《月有九行》《时分百刻》《昼夜短长》《气积寒暑》《天地正中》《地域远近》</span></p><p><span data-ke-size="size16">卷三《月体半明》《日月薄食》此篇说“明日道远，月道近，日之圆体大，月之圆体小”。《日轮分视》《五纬距合》</span></p><p><span data-ke-size="size16">卷四《盖天舛理》《浑仪制度》《经星定缠》《横度去极》《占景知交》《偏远准则》</span></p><p><span data-ke-size="size16">卷五《小罅光景》，此篇通过许多实验说明光线的直线传播，针孔成像，照度随物体距离的增加而减小。《勾股测天》《乾象周髀》</span></p><p><span data-ke-size="size16"> </span></p><p><span><span data-ke-size="size16">소장된 책은 중국의 全国图书馆文献缩微中心이라는 출판사에서 1</span><span data-ke-size="size16">992年에 영인한 책인데, 몇 년 전에 5책 정도를 어느 옥션에서 입수하여 다 나누어주고 지금은 2책 남아있다</span>.</span></p><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1Xu8M/ce2faab518ff55b812c52313a1362a48fd39ff18" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1Xu8M/ce2faab518ff55b812c52313a1362a48fd39ff18" data-origin-width="4000" data-origin-height="3000"></div><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1Xu8M/67a0c9bb75e8c40783d7573f36d34b0014fc7fdb" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1Xu8M/67a0c9bb75e8c40783d7573f36d34b0014fc7fdb" data-origin-width="3374" data-origin-height="2995"></div><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1Xu8M/36d845b20c10354c30b4bb0fbc417d5c069323df" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1Xu8M/36d845b20c10354c30b4bb0fbc417d5c069323df" data-origin-width="3182" data-origin-height="2890"></div><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1Xu8M/ce6c89d0766a068ff926185af8285d5ac31fb261" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1Xu8M/ce6c89d0766a068ff926185af8285d5ac31fb261" data-origin-width="3369" data-origin-height="2942"></div><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1Xu8M/5a7dcf929c8f0a3c69362520933db3b702a6d6eb" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1Xu8M/5a7dcf929c8f0a3c69362520933db3b702a6d6eb" data-origin-width="3221" data-origin-height="2885"></div><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1Xu8M/f28748213db5258bc8950ab9af4fb4040914463a" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1Xu8M/f28748213db5258bc8950ab9af4fb4040914463a" data-origin-width="3240" data-origin-height="2966"></div><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1Xu8M/2e16471a496c5d8c0e3dfdae6fde5df61bfe6286" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1Xu8M/2e16471a496c5d8c0e3dfdae6fde5df61bfe6286" data-origin-width="3298" data-origin-height="2971"></div><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1Xu8M/ffae38159a49d513223eef3cfc9f03d5dbce36f1" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1Xu8M/ffae38159a49d513223eef3cfc9f03d5dbce36f1" data-origin-width="3225" data-origin-height="2952"></div><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1Xu8M/9966bcf499e7803954cf76d21eba7e75ad52173d" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1Xu8M/9966bcf499e7803954cf76d21eba7e75ad52173d" data-origin-width="3282" data-origin-height="2962"></div><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1Xu8M/72e8b3370d42a3c44e9229c20eb7e5c4be14b0b2" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1Xu8M/72e8b3370d42a3c44e9229c20eb7e5c4be14b0b2" data-origin-width="3250" data-origin-height="2981"></div>