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- While, the most significance lies in the negation to the fifth postulate, that is, the birth of non Euclidean geometry. 而第五公設對數學(xué)發(fā)展的最大意義恰恰來(lái)自于對第五公設的否定即非歐幾何的誕生。
- At the early time, Gage, Hamilton, Abresh, Langer, Grayson, etc, studiedthe curve ? ow on the Euclidean plane. 最早的時(shí)候,Gage,Hamilton,Abresh,Langer,Grayson等人研究了歐式平面上的曲線(xiàn)流。
- This paper presents the distance axiom for the axiom of euclidean plane geometry andsome results of betweenness have been proved. 本文用尺公理作為平面歐氏幾何公理推出n個(gè)與順序有關(guān)的命題
- The shortest 2-connected Steiner network on the Euclidean plane is widely applied in the design of water or electric power supplying networks. 歐幾里德2-連通Steiner網(wǎng)絡(luò )問(wèn)題是組合優(yōu)化中的著(zhù)名問(wèn)題;在水、電供應網(wǎng)絡(luò )等的設計中有非常廣泛的應用.
- Wu?s remote login authentication scheme could not resist the impersonation attack. That scheme is based on simple geometric properties on the Euclidean plane. wu提出的基于幾何方法的程登錄認證方案無(wú)法抵制假冒攻擊.
- The changes of the relations between the intuition and logic result from the development of non Euclidean geometry,from which is derives the method of the pattern and formalization in mathematics,and based on which the paradox is avoided. 研究表明 ,直觀(guān)與邏輯矛盾的加劇源于非歐幾何的發(fā)展 ,因而在數學(xué)中推出了模型方法與形式化并試圖以此避開(kāi)悖論
- Luebke and Provan proved that the Euclidean 2-connected Steiner network problem is NP-hard, which means that there are few possibilities of existing a polynomial time algorithm for a general finite set P of points in the Euclidean plane. Luebke和Provan證明了歐幾里德2-連通Steiner網(wǎng)絡(luò )問(wèn)題是NP-困難的。 這意味著(zhù)對一般的平面有限點(diǎn)集而言,不大可能存在求解這個(gè)問(wèn)題的多項式時(shí)間算法。
- The generalized Euclidean Steiner problem is to find the shortest network satisfying specified connectivity requirements, which connects a set of given points in the Euclidean plane. 廣義歐幾里德Steiner問(wèn)題是指確定連接平面上一組給定點(diǎn)的滿(mǎn)足特定連通性要求的最短網(wǎng)絡(luò )的問(wèn)題。
- Realization of Two Conjectures in Non Euclidean Space 兩個(gè)猜想在非歐空間的實(shí)現
- The plane climbed until it was clear of the clouds. 飛機爬升穿出了云層。
- Method of Establishing Duality Principle for Euclidean Plane 歐氏平面上建立對偶的一種方法
- Prove the Theorems of Non Euclidean Geometry with Mathematical Model 用模型法證明非歐幾何的定理
- The flier is flying a new-type jet plane on trial. 飛行員正在駕駛一架新式噴氣機作試驗飛行。
- This non sequitur invalidates his argument. 他不根據前提推理因而論證無(wú)效。
- The landscape unrolled under the speeding plane. 大自然的景色展現在快速飛行的飛機之下。
- On the Different Distances Determined by 8 Points in the Euclidean Plane Euclid平面上8點(diǎn)間的不同距離
- Mary would rather travel by train than by plane. 瑪麗寧可乘火車(chē)而不愿乘飛機旅行。
- The plane stop over in Lyons on the way to Paris. 這架去巴黎的飛機在里昂中途停留。
- Patience is a sine qua non for a good teacher. 做個(gè)優(yōu)秀教師必不可少的條件是要有耐心。
- Are you going to America by boat or by plane? 你到美國是坐船還是坐飛機？
