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ÖøÃû³õµÈÊýѧÎÊÌâ   
100 Great Problems of Elementary Mathematics
µÚ01Ìâ  °¢»ùÃ׵·ÖÅ£ÎÊÌâArchimedes' Problema Bovinum

    Ì«ÑôÉñÓÐһţȺ£¬Óɰס¢ºÚ¡¢»¨¡¢×ØËÄÖÖÑÕÉ«µÄ¹«¡¢Ä¸Å£×é³É.
    ÔÚ¹«Å£ÖУ¬°×Å£Êý¶àÓÚרţÊý£¬¶à³öÖ®ÊýÏ൱ÓÚºÚÅ£ÊýµÄ1/2+1/3£»ºÚÅ£Êý¶àÓÚרţÊý£¬¶à³öÖ®ÊýÏ൱ÓÚ»¨Å£ÊýµÄ¼+1/5£»»¨Å£Êý¶àÓÚרţÊý£¬¶à³öÖ®ÊýÏ൱ÓÚ°×Å£ÊýµÄ1/6+1/7.
    ÔÚĸţÖУ¬°×Å£ÊýÊÇÈ«ÌåºÚÅ£ÊýµÄ1/3+¼£»ºÚÅ£ÊýÊÇÈ«Ì廨ţÊý¼+1/5£»»¨Å£ÊýÊÇÈ«ÌåרţÊýµÄ1/5+1/6£»×ØÅ£ÊýÊÇÈ«Ìå°×Å£ÊýµÄ1/6+1/7.
    ÎÊÕâţȺÊÇÔõÑù×é³ÉµÄ£¿

µÚ02Ìâ  µÂ•÷ÆëÀïÑǿ˵ķ¨ÂëÎÊÌâThe Weight Problem of Bachet de Meziriac

    һλÉÌÈËÓÐÒ»¸ö40°õµÄíÀÂ룬ÓÉÓÚµøÂäÔڵضøËé³É4¿é.ºóÀ´£¬³ÆµÃÿ¿éË鯬µÄÖØÁ¿¶¼ÊÇÕû°õÊý£¬¶øÇÒ¿ÉÒÔÓÃÕâ4¿éÀ´³Æ´Ó1ÖÁ40°õÖ®¼äµÄÈÎÒâÕûÊý°õµÄÖØÎï.
    ÎÊÕâ4¿éíÀÂëË鯬¸÷ÖØ¶àÉÙ£¿

µÚ03Ì⠠ţ¶ÙµÄ²ÝµØÓëĸţÎÊÌâNewton's Problem of the Fields and Cows

    aͷĸţ½«b¿éµØÉϵÄÄÁ²ÝÔÚcÌìÄÚ³ÔÍêÁË£»
    a'ͷĸţ½«b'¿éµØÉϵÄÄÁ²ÝÔÚc'ÌìÄÚ³ÔÍêÁË£»
    a"ͷĸţ½«b"¿éµØÉϵÄÄÁ²ÝÔÚc"ÌìÄÚ³ÔÍêÁË£»
Çó³ö´Óaµ½c"9¸öÊýÁ¿Ö®¼äµÄ¹ØÏµ£¿

µÚ04Ìâ  ±´Î¤¿ËµÄÆß¸ö7µÄÎÊÌâBerwick's Problem of the Seven Sevens

    ÔÚÏÂÃæ³ý·¨ÀýÌâÖУ¬±»³ýÊý±»³ýÊý³ý¾¡£º
    * * 7 * * * * * * * ¡Â * * * * 7 * = * * 7 * *
    * * * * * *
    * * * * * 7 *
    * * * * * * *
        * 7 * * * *
        * 7 * * * *
        * * * * * * *
        * * * * 7 * *
            * * * * * *
            * * * * * *
    ÓÃÐǺţ¨*£©±ê³öµÄÄÇЩÊýλÉϵÄÊý×ÖżȻ±»²ÁµôÁË£¬ÄÇЩ²»¼ûÁ˵ÄÊÇЩʲôÊý×ÖÄØ£¿

µÚ05Ìâ  ¿Â¿ËÂüµÄŮѧÉúÎÊÌâKirkman's Schoolgirl Problem

    ij¼ÄËÞѧУÓÐÊ®ÎåÃûÅ®Éú£¬ËýÃǾ­³£Ã¿ÌìÈýÈËÒ»ÐеØÉ¢²½£¬ÎÊÒªÔõÑù°²ÅŲÅÄÜʹÿ¸öÅ®ÉúͬÆäËûÿ¸öÅ®ÉúͬһÐÐÖÐÉ¢²½£¬²¢Ç¡ºÃÿÖÜÒ»´Î£¿

µÚ06Ìâ  ²®Å¬Àû-Å·À­¹ØÓÚ×°´íÐÅ·âµÄÎÊÌâThe Bernoulli-Euler Problem of the Misaddressed letters

    Çón¸öÔªËØµÄÅÅÁУ¬ÒªÇóÔÚÅÅÁÐÖÐûÓÐÒ»¸öÔªËØ´¦ÓÚËüÓ¦µ±Õ¼ÓеÄλÖÃ.

µÚ07Ìâ  Å·À­¹ØÓÚ¶à±ßÐÎµÄÆÊ·ÖÎÊÌâEuler's Problem of Polygon Division

    ¿ÉÒÔÓжàÉÙÖÖ·½·¨ÓöԽÇÏß°ÑÒ»¸ön±ß¶à±ßÐΣ¨Æ½ÃæÍ¹¶à±ßÐΣ©ÆÊ·Ö³ÉÈý½ÇÐΣ¿

µÚ08Ì⠠³¿¨Ë¹µÄÅäż·ò¸¾ÎÊÌâLucas' Problem of the Married Couples

    n¶Ô·ò¸¾Î§Ô²×À¶ø×ø£¬Æä×ù´ÎÊÇÁ½¸ö¸¾ÈËÖ®¼ä×øÒ»¸öÄÐÈË£¬¶øÃ»ÓÐÒ»¸öÄÐÈ˺Í×Ô¼ºµÄÆÞ×Ó²¢×ø£¬ÎÊÓжàÉÙÖÖ×ø·¨£¿

µÚ09Ìâ  ¿¨ÑÇÄ·µÄ¶þÏîÕ¹¿ªÊ½Omar Khayyam's Binomial Expansion

    µ±nÊÇÈÎÒâÕýÕûÊýʱ£¬ÇóÒÔaºÍbµÄÃݱíʾµÄ¶þÏîʽa+bµÄn´ÎÃÝ.

µÚ10Ìâ  ¿ÂÎ÷µÄƽ¾ùÖµ¶¨ÀíCauchy's Mean Theorem

    ÇóÖ¤n¸öÕýÊýµÄ¼¸ºÎƽ¾ùÖµ²»´óÓÚÕâЩÊýµÄËãÊõƽ¾ùÖµ.

µÚ11Ìâ  ²®Å¬ÀûÃÝÖ®ºÍµÄÎÊÌâBernoulli's Power Sum Problem

    È·¶¨Ö¸ÊýpΪÕýÕûÊýʱ×î³õn¸ö×ÔÈ»ÊýµÄp´ÎÃݵĺÍS=1p+2p+3p+¡­+np.

µÚ12Ìâ  Å·À­ÊýThe Euler Number

    Çóº¯Êý¦Õ(x)=(1+1/x)x¼°¦µ(x)=(1+1/x)x+1µ±xÎÞÏÞÔö´óʱµÄ¼«ÏÞÖµ.

µÚ13Ì⠠ţ¶ÙÖ¸Êý¼¶ÊýNewton's Exponential Series

    ½«Ö¸Êýº¯Êýex±ä»»³É¸÷ÏîΪxµÄÃݵļ¶Êý.

µÚ14Ìâ  Âó¿­Ìضû¶ÔÊý¼¶ÊýNicolaus Mercator's Logarithmic Series

    ²»ÓöÔÊý±í£¬¼ÆËãÒ»¸ö¸ø¶¨ÊýµÄ¶ÔÊý.

µÚ15Ì⠠ţ¶ÙÕýÏÒ¼°ÓàÏÒ¼¶ÊýNewton's Sine and Cosine Series

    ²»Óòé±í¼ÆËãÒÑÖª½ÇµÄÕýÏÒ¼°ÓàÏÒÈý½Çº¯Êý.

µÚ16Ìâ  Õý¸îÓëÕýÇм¶ÊýµÄ°²µÂÁÒÍÆµ¼·¨Andre's Derivation of the Secant and Tangent Series
    ÔÚn¸öÊý1£¬2£¬3£¬¡­,nµÄÒ»¸öÅÅÁÐc1£¬c2£¬¡­£¬cnÖУ¬Èç¹ûûÓÐÒ»¸öÔªËØciµÄÖµ½éÓÚÁ½¸öÁÚ½üµÄÖµci-1ºÍci+1Ö®¼ä£¬Ôò³Æc1£¬c2£¬¡­£¬cnΪ1£¬2£¬3£¬¡­,nµÄÒ»¸öÇüÕÛÅÅÁÐ.

ÊÔÀûÓÃÇüÕÛÅÅÁÐÍÆµ¼Õý¸îÓëÕýÇеļ¶Êý.

µÚ17Ìâ  ¸ñÀ׸êÀïµÄ·´ÕýÇм¶ÊýGregory's Arc Tangent Series

    ÒÑÖªÈýÌõ±ß£¬²»Óòé±íÇóÈý½ÇÐεĸ÷½Ç.

µÚ18Ìâ  µÂ²¼·âµÄÕëÎÊÌâBuffon's Needle Problem

    ÔÚÌ¨ÃæÉÏ»­³öÒ»×é¼ä¾àΪdµÄƽÐÐÏߣ¬°Ñ³¤¶ÈΪl£¨Ð¡ÓÚd£©µÄÒ»¸ùÕëÈÎÒâͶÖÀÔÚÌ¨ÃæÉÏ£¬ÎÊÕë´¥¼°Á½Æ½ÐÐÏßÖ®Ò»µÄ¸ÅÂÊÈçºÎ£¿

µÚ19Ìâ  ·ÑÂí-Å·À­ËØÊý¶¨ÀíThe Fermat-Euler Prime Number Theorem

    ÿ¸ö¿É±íʾΪ4n+1ÐÎʽµÄËØÊý£¬Ö»ÄÜÓÃÒ»ÖÖÁ½Êýƽ·½ºÍµÄÐÎʽÀ´±íʾ.

µÚ20Ìâ  ·ÑÂí·½³ÌThe Fermat Equation

    Çó·½³Ìx2£­dy2=1µÄÕûÊý½â£¬ÆäÖÐdΪ·Ç¶þ´ÎÕýÕûÊý.

µÚ21Ìâ  ·ÑÂí-¸ß˹²»¿ÉÄÜÐÔ¶¨ÀíThe Fermat-Gauss Impossibility Theorem

    Ö¤Ã÷Á½¸öÁ¢·½ÊýµÄºÍ²»¿ÉÄÜΪһÁ¢·½Êý.

µÚ22Ìâ  ¶þ´Î»¥·´ÂÉThe Quadratic Reciprocity Law

    £¨Å·À­-ÀÕÈõÂ-¸ß˹¶¨Àí£©ÆæËØÊýpÓëqµÄÀÕÈõ»¥·´·ûºÅÈ¡¾öÓÚ¹«Ê½
    £¨p/q£©•£¨q/p£©=£¨£­1£©[(p-1)/2]•[(q-1)/2].

µÚ23Ìâ  ¸ß˹µÄ´úÊý»ù±¾¶¨ÀíGauss' Fundamental Theorem of Algebra

    ÿһ¸ön´ÎµÄ·½³Ìzn+c1zn-1+c2zn-2+¡­+cn=0¾ßÓÐn¸ö¸ù.

µÚ24Ì⠠˹ͼÚӵĸùµÄ¸öÊýÎÊÌâSturm's Problem of the Number of Roots

    ÇóʵϵÊý´úÊý·½³ÌÔÚÒÑÖªÇø¼äÉϵÄʵ¸ùµÄ¸öÊý.

µÚ25Ìâ  °¢±´¶û²»¿ÉÄÜÐÔ¶¨ÀíAbel's Impossibility Theorem

    ¸ßÓÚËĴεķ½³ÌÒ»°ã²»¿ÉÄÜÓдúÊý½â·¨.

µÚ26Ìâ  ºÕÃ×ÌØ-ÁÖµÂÂü³¬Ô½ÐÔ¶¨ÀíThe Hermite-Lindemann Transcedence Theorem

    ϵÊýA²»µÈÓÚÁ㣬ָÊý¦ÁΪ»¥²»ÏàµÈµÄ´úÊýÊýµÄ±í´ïʽA1e¦Á1+A2e¦Á2+A3e¦Á3+¡­²»¿ÉÄܵÈÓÚÁã.

µÚ27Ìâ  Å·À­Ö±ÏßEuler's Straight Line

    ÔÚËùÓÐÈý½ÇÐÎÖУ¬Íâ½ÓÔ²µÄÔ²ÐÄ£¬¸÷ÖÐÏߵĽ»µãºÍ¸÷¸ßµÄ½»µãÔÚÒ»Ö±Ïß¡ªÅ·À­ÏßÉÏ£¬¶øÇÒÈýµãµÄ·Ö¸ôΪ£º¸÷¸ßÏߵĽ»µã£¨´¹ÐÄ£©ÖÁ¸÷ÖÐÏߵĽ»µã£¨ÖØÐÄ£©µÄ¾àÀëÁ½±¶ÓÚÍâ½ÓÔ²µÄÔ²ÐÄÖÁ¸÷ÖÐÏߵĽ»µãµÄ¾àÀë.

µÚ28Ìâ  ·Ñ¶û°Í¹þÔ²The Feuerbach Circle

    Èý½ÇÐÎÖÐÈý±ßµÄÈý¸öÖе㡢Èý¸ö¸ßµÄ´¹×ãºÍ¸ßµÄ½»µãµ½¸÷¶¥µãµÄÏ߶εÄÈý¸öÖеãÔÚÒ»¸öÔ²ÉÏ.

µÚ29Ìâ  ¿¨Ë¹µÙÀÊÎÊÌâCastillon's Problem

    ½«¸÷±ßͨ¹ýÈý¸öÒÑÖªµãµÄÒ»¸öÈý½ÇÐÎÄÚ½ÓÓÚÒ»¸öÒÑÖªÔ².

µÚ30Ìâ  Âí¶û·¨µÙÎÊÌâMalfatti's Problem

    ÔÚÒ»¸öÒÑÖªÈý½ÇÐÎÄÚ»­Èý¸öÔ²£¬Ã¿¸öÔ²ÓëÆäËûÁ½¸öÔ²ÒÔ¼°Èý½ÇÐεÄÁ½±ßÏàÇÐ.

µÚ31Ìâ  ÃÉÈÕÎÊÌâMonge's Problem

    »­Ò»¸öÔ²£¬Ê¹ÆäÓëÈýÒÑÖªÔ²Õý½».

µÚ32Ìâ  °¢²¨ÂåÄá˹ÏàÇÐÎÊÌâThe Tangency Problem of Apollonius.

    »­Ò»¸öÓëÈý¸öÒÑÖªÔ²ÏàÇеÄÔ².

µÚ33Ìâ  ÂíË÷ÈôÄáÔ²¹æÎÊÌâMacheroni's Compass Problem.

    Ö¤Ã÷ÈκοÉÓÃÔ²¹æºÍÖ±³ßËù×÷µÄͼ¾ù¿ÉÖ»ÓÃÔ²¹æ×÷³ö.

µÚ34Ì⠠˹̹ÄÉÖ±³ßÎÊÌâSteiner's Straight-edge Problem

    Ö¤Ã÷ÈκÎÒ»¸ö¿ÉÒÔÓÃÔ²¹æºÍÖ±³ß×÷³öµÄͼ£¬Èç¹ûÔÚÆ½ÃæÄÚ¸ø³öÒ»¸ö¶¨Ô²£¬Ö»ÓÃÖ±³ß±ã¿É×÷³ö.

µÚ35Ìâ  µÂÀï°²±¶Á¢·½ÎÊÌâThe Deliaii Cube-doubling Problem

    »­³öÌå»ýΪһÒÑÖªÁ¢·½ÌåÁ½±¶µÄÁ¢·½ÌåµÄÒ»±ß.

µÚ36Ìâ  ÈýµÈ·ÖÒ»¸ö½ÇTrisection of an Angle

    °ÑÒ»¸ö½Ç·Ö³ÉÈý¸öÏàµÈµÄ½Ç.

µÚ37Ìâ  ÕýÊ®Æß±ßÐÎThe Regular Heptadecagon

    »­Ò»ÕýÊ®Æß±ßÐÎ.

µÚ38Ìâ  °¢»ùÃ׵¦Ðֵȷ¶¨·¨Archimedes' Determination of the Number Pi

    ÉèÔ²µÄÍâÇкÍÄÚ½ÓÕý2vn±ßÐεÄÖܳ¤·Ö±ðΪavºÍbv£¬±ãÒÀ´ÎµÃµ½¶à±ßÐÎÖܳ¤µÄ°¢»ùÃ×µÂÊýÁУºa0£¬b0£¬a1£¬b1£¬a2£¬b2£¬¡­ÆäÖÐav+1ÊÇav¡¢bvµÄµ÷ºÍÖÐÏbv+1ÊÇbv¡¢av+1µÄµÈ±ÈÖÐÏî. ¼ÙÈçÒÑÖª³õʼÁ½ÏÀûÓÃÕâ¸ö¹æÔò±ãÄܼÆËã³öÊýÁеÄËùÓÐÏî. Õâ¸ö·½·¨½Ð×÷°¢»ùÃ×µÂËã·¨.

µÚ39Ìâ  ¸»Ë¹ÏÒÇÐËıßÐÎÎÊÌâFuss' Problem of the Chord-Tangent Quadrilateral

    ÕÒ³ö°ë¾¶ÓëË«ÐÄËıßÐεÄÍâ½ÓÔ²ºÍÄÚÇÐÔ²Á¬ÐÄÏßÖ®¼äµÄ¹ØÏµ.£¨×¢£ºÒ»¸öË«ÐÄ»òÏÒÇÐËıßÐε͍ÒåÊǼÈÄÚ½ÓÓÚÒ»¸öÔ²¶øÍ¬Ê±ÓÖÍâÇÐÓÚÁíÒ»¸öÔ²µÄËıßÐΣ©

µÚ40Ìâ  ²âÁ¿¸½ÌâAnnex to a Survey

    ÀûÓÃÒÑÖªµãµÄ·½Î»À´È·¶¨µØÇò±íÃæÎ´Öªµ«¿Éµ½´ïµÄµãµÄλÖÃ.

µÚ41Ìâ  °¢¶û¹þÉ­µ¯×ÓÎÊÌâAlhazen's Billiard Problem

    ÔÚÒ»¸öÒÑÖªÔ²ÄÚ£¬×÷³öÒ»¸öÆäÁ½Ñüͨ¹ýÔ²ÄÚÁ½¸öÒÑÖªµãµÄµÈÑüÈý½ÇÐÎ.

µÚ42Ìâ  Óɹ²éî°ë¾¶×÷ÍÖÔ²An Ellipse from Conjugate Radii

    ÒÑÖªÁ½¸ö¹²éî°ë¾¶µÄ´óСºÍλÖã¬×÷ÍÖÔ².

µÚ43Ìâ  ÔÚÆ½ÐÐËıßÐÎÄÚ×÷ÍÖÔ²An Ellipse in a Parallelogram,

    Ôڹ涨µÄƽÐÐËıßÐÎÄÚ×÷Ò»ÄÚÇÐÍÖÔ²£¬ËüÓë¸ÃƽÐÐËıßÐÎÇÐÓÚÒ»±ß½çµã.

µÚ44Ìâ  ÓÉËÄÌõÇÐÏß×÷Å×ÎïÏßA Parabola from Four Tangents

    ÒÑÖªÅ×ÎïÏßµÄËÄÌõÇÐÏߣ¬×÷Å×ÎïÏß.

µÚ45Ìâ  ÓÉËĵã×÷Å×ÎïÏßA Parabola from Four Points.

    ¹ýËĸöÒÑÖªµã×÷Å×ÎïÏß.

µÚ46Ìâ  ÓÉËĵã×÷Ë«ÇúÏßA Hyperbola from Four Points.

    ÒÑÖªÖ±½Ç£¨µÈÖᣩ˫ÇúÏßÉÏËĵ㣬×÷³öÕâÌõË«ÇúÏß.

µÚ47Ìâ  ·¶•Ê©¹ÅµÇ¹ì¼£ÌâVan Schooten's Locus Problem

    Æ½ÃæÉϵĹ̶¨Èý½ÇÐεÄÁ½¸ö¶¥µãÑØÆ½ÃæÉÏÒ»¸ö½ÇµÄÁ½¸ö±ß»¬¶¯£¬µÚÈý¸ö¶¥µãµÄ¹ì¼£ÊÇʲô£¿

µÚ48Ìâ  ¿¨µ¤ÐýÂÖÎÊÌâCardan's Spur Wheel Problem.

    Ò»¸öÔ²ÅÌÑØ×Ű뾶ΪÆäÁ½±¶µÄÁíÒ»¸öÔ²Å̵ÄÄÚÔµ¹ö¶¯Ê±£¬Õâ¸öÔ²ÅÌÉϱ궨µÄÒ»µãËùÃè³öµÄ¹ì¼£ÊÇʲô£¿

µÚ49Ì⠠ţ¶ÙÍÖÔ²ÎÊÌâNewton's Ellipse Problem.

    È·¶¨ÄÚÇÐÓÚÒ»¸öÒÑÖª£¨Í¹£©ËıßÐεÄËùÓÐÍÖÔ²µÄÖÐÐĵĹ켣.

µÚ50Ìâ  ÅíÈüÁÐ-²¼Àï°ºÐÙË«ÇúÏßÎÊÌâThe Poncelet-Brianchon Hyperbola Problem

    È·¶¨ÄÚ½ÓÓÚÖ±½Ç£¨µÈ±ß£©Ë«ÇúÏßµÄËùÓÐÈý½ÇÐεĶ¥´¹Ïß½»µãµÄ¹ì¼£.

µÚ51Ìâ  ×÷Ϊ°üÂçµÄÅ×ÎïÏßA Parabola as Envelope

    ´Ó½ÇµÄ¶¥µã£¬ÔڽǵÄÒ»Ìõ±ßÉÏÁ¬Ðøn´Î½ØÈ¡ÈÎÒâÏß¶Îe£¬ÔÚÁíÒ»Ìõ±ßÉÏÁ¬Ðøn´Î½ØÈ¡Ïß¶Îf£¬²¢½«Ï߶εĶ˵ã×¢ÒÔÊý×Ö£¬´Ó¶¥µã¿ªÊ¼£¬·Ö±ðΪ0£¬1£¬2£¬¡­£¬nºÍn£¬n£­1£¬¡­£¬2£¬1£¬0.
    ÇóÖ¤¾ßÓÐÏàͬÊý×ֵĵãµÄÁ¬ÏߵİüÂçΪһÌõÅ×ÎïÏß.

µÚ52Ìâ  ÐÇÐÎÏßThe Astroid

    Ö±ÏßÉÏÁ½¸ö±ê¶¨µÄµãÑØ×ÅÁ½Ìõ¹Ì¶¨µÄ»¥Ïà´¹Ö±µÄÖỬ¶¯£¬ÇóÕâÌõÖ±ÏߵİüÂç.

µÚ53Ì⠠˹̹ÄɵÄÈýµãÄÚ°ÚÏßSteiner's Three-pointed Hypocycloid

    È·¶¨Ò»¸öÈý½ÇÐεĻªÀ³Ê¿£¨Wallace£©ÏߵİüÂç.

µÚ54Ìâ  Ò»¸öËıßÐεÄ×î½Ó½üÔ²µÄÍâ½ÓÍÖÔ²The Most Nearly Circular Ellipse Circumscribing a Quadrilateral

    Ò»¸öÒÑÖªËıßÐεÄËùÓÐÍâ½ÓÍÖÔ²ÖУ¬ÄÄÒ»¸öÓëÔ²µÄÆ«²î×îС£¿

µÚ55Ìâ  Ô²×¶ÇúÏßµÄÇúÂÊThe Curvature of Conic Sections

    È·¶¨Ò»¸öÔ²×¶ÇúÏßµÄÇúÂÊ.

µÚ56Ìâ  °¢»ùÃ׵¶ÔÅ×ÎïÏßÃæ»ýµÄÍÆËãArchimedes' Squaring of a Parabola

    È·¶¨°üº¬ÔÚÅ×ÎïÏßÄÚµÄÃæ»ý.

µÚ57Ìâ  ÍÆËãË«ÇúÏßµÄÃæ»ýSquaring a Hyperbola

    È·¶¨Ë«ÇúÏß±»½ØµÃµÄ²¿·ÖËùº¬µÄÃæ»ý.

µÚ58Ìâ  ÇóÅ×ÎïÏߵij¤Rectification of a Parabola

    È·¶¨Å×ÎïÏß»¡µÄ³¤¶È.

µÚ59Ìâ  µÑɳ¸ñͬµ÷¶¨Àí£¨Í¬µ÷Èý½ÇÐζ¨Àí£©Desargues' Homology Theorem (Theorem of Homologous Triangles)

    Èç¹ûÁ½¸öÈý½ÇÐεĶÔÓ¦¶¥µãÁ¬Ïßͨ¹ýÒ»µã£¬ÔòÕâÁ½¸öÈý½ÇÐεĶÔÓ¦±ß½»µãλÓÚÒ»ÌõÖ±ÏßÉÏ.
    ·´Ö®£¬Èç¹ûÁ½¸öÈý½ÇÐεĶÔÓ¦±ß½»µãλÓÚÒ»ÌõÖ±ÏßÉÏ£¬ÔòÕâÁ½¸öÈý½ÇÐεĶÔÓ¦¶¥µãÁ¬Ïßͨ¹ýÒ»µã.

µÚ60Ì⠠˹̹ÄɵĶþÖØÔªËØ×÷ͼ·¨Steiner's Double Element Construction

    ÓÉÈý¶Ô¶ÔÓ¦ÔªËØËù¸ø¶¨µÄÖØµüÉäÓ°ÐΣ¬×÷³öËüµÄ¶þÖØÔªËØ.

µÚ61Ìâ  ÅÁ˹¿¨Áù±ßÐζ¨ÀíPascal's Hexagon Theorem

    ÇóÖ¤ÄÚ½ÓÓÚÔ²×¶ÇúÏßµÄÁù±ßÐÎÖУ¬ÈýË«¶Ô±ßµÄ½»µãÔÚÒ»Ö±ÏßÉÏ.

µÚ62Ìâ  ²¼Àï°ºÐÙÁùÏßÐζ¨ÀíBrianchon's Hexagram Theorem

    ÇóÖ¤ÍâÇÐÓÚÔ²×¶ÇúÏßµÄÁùÏßÐÎÖУ¬ÈýÌõ¶Ô¶¥Ïßͨ¹ýÒ»µã.

µÚ63Ìâ  µÑɳ¸ñ¶ÔºÏ¶¨ÀíDesargues' Involution Theorem

    Ò»ÌõÖ±ÏßÓëÒ»¸öÍêÈ«ËĵãÐÎ*µÄÈýË«¶Ô±ßµÄ½»µãÓëÍâ½ÓÓÚ¸ÃËĵãÐεÄÔ²×¶ÇúÏß¹¹³ÉÒ»¸ö¶ÔºÏµÄËĸöµãż. Ò»¸öµãÓëÒ»¸öÍêÈ«ËÄÏßÐÎ*µÄÈýË«¶Ô¶¥µãµÄÁ¬ÏߺʹӸõãÏòÄÚÇÐÓÚ¸ÃËÄÏßÐεÄÔ²×¶ÇúÏßËùÒýµÄÇÐÏß¹¹³ÉÒ»¸ö¶ÔºÏµÄËĸöÉäÏßż.*Ò»¸öÍêÈ«ËĵãÐΣ¨ËÄÏßÐΣ©Êµ¼ÊÉϺ¬ÓÐËĵ㣨Ïߣ©1£¬2£¬3£¬4ºÍËüÃǵÄÁùÌõÁ¬Ïß½»µã23£¬14£¬31£¬24£¬12£¬34£»ÆäÖÐ23Óë14¡¢31Óë24¡¢12Óë34³ÆÎª¶Ô±ß£¨¶Ô¶¥µã£©.

µÚ64Ìâ  ÓÉÎå¸öÔªËØµÃµ½µÄÔ²×¶ÇúÏßA Conic Section from Five Elements

    Çó×÷Ò»¸öÔ²×¶ÇúÏߣ¬ËüµÄÎå¸öÔªËØ¡ª¡ªµãºÍÇÐÏß¡ª¡ªÊÇÒÑÖªµÄ.

µÚ65Ìâ  Ò»ÌõÔ²×¶ÇúÏߺÍÒ»ÌõÖ±ÏßA Conic Section and a Straight Line

    Ò»ÌõÒÑÖªÖ±ÏßÓëÒ»Ìõ¾ßÓÐÎå¸öÒÑÖªÔªËØ¡ª¡ªµãºÍÇÐÏß¡ª¡ªµÄÔ²×¶ÇúÏßÏཻ£¬Çó×÷ËüÃǵĽ»µã.

µÚ66Ìâ  Ò»ÌõÔ²×¶ÇúÏߺÍÒ»¶¨µãA Conic Section and a Point

    ÒÑÖªÒ»µã¼°Ò»Ìõ¾ßÓÐÎå¸öÒÑÖªÔªËØ¡ª¡ªµãºÍÇÐÏß¡ª¡ªµÄÔ²×¶ÇúÏߣ¬×÷³ö´Ó¸ÃµãÁе½¸ÃÇúÏßµÄÇÐÏß.

µÚ67Ì⠠˹̹ÄɵÄÓÃÆ½Ãæ·Ö¸î¿Õ¼äSteiner's Division of Space by Planes

    n¸öÆ½Ãæ×î¶à¿É½«Õû¸ö¿Õ¼ä·Ö¸î³É¶àÉÙ·Ý£¿

µÚ68Ìâ  Å·À­ËÄÃæÌåÎÊÌâEuler's Tetrahedron Problem

    ÒÔÁùÌõÀâ±íʾËÄÃæÌåµÄÌå»ý.

µÚ69Ì⠠ƫбֱÏßÖ®¼äµÄ×î¶Ì¾àÀëThe Shortest Distance Between Skew Lines

    ¼ÆËãÁ½ÌõÒÑ֪ƫбֱÏßÖ®¼äµÄ½ÇºÍ¾àÀë.

µÚ70Ìâ  ËÄÃæÌåµÄÍâ½ÓÇòThe Sphere Circumscribing a Tetrahedron

    È·¶¨Ò»¸öÒÑÖªËùÓÐÁùÌõÀâµÄËÄÃæÌåµÄÍâ½ÓÇòµÄ°ë¾¶.

µÚ71Ìâ  ÎåÖÖÕýÔòÌåThe Five Regular Solids

    ½«Ò»¸öÇòÃæ·Ö³ÉÈ«µÈµÄÇòÃæÕý¶à±ßÐÎ.

µÚ72Ìâ  Õý·½ÐÎ×÷ΪËıßÐεÄÒ»¸öÓ³ÏóThe Square as an Image of a Quadrilateral

    Ö¤Ã÷ÿ¸öËıßÐζ¼¿ÉÒÔ¿´×÷ÊÇÒ»¸öÕý·½ÐεÄ͸ÊÓÓ³Ïó.

µÚ73Ìâ  ²¨¶û¿­-ÐíÍß¶û×ȶ¨ÀíThe Pohlke-Schwartz Theorem

    Ò»¸öÆ½ÃæÉϲ»È«ÔÚͬһÌõÖ±ÏßÉϵÄËĸöÈÎÒâµã£¬¿ÉÈÏΪÊÇÓëÒ»¸öÒÑÖªËÄÃæÌåÏàËÆµÄËÄÃæÌåµÄ¸÷Óç½ÇµÄбӳÉä.

µÚ74Ìâ  ¸ß˹Öá²â·¨»ù±¾¶¨ÀíGauss' Fundamental Theorem of Axonometry

    ÕýÖá²â·¨µÄ¸ß˹»ù±¾¶¨Àí£ºÈç¹ûÔÚÒ»¸öÈýÃæ½ÇµÄÕýͶӰÖУ¬°ÑÓ³ÏóÆ½Ãæ×÷Ϊ¸´Æ½Ã棬ÈýÃæ½Ç¶¥µãµÄͶӰ×÷ΪÁãµã£¬±ßµÄ¸÷¶ËµãµÄͶӰ×÷ÎªÆ½ÃæµÄ¸´Êý£¬ÄÇôÕâЩÊýµÄƽ·½ºÍµÈÓÚÁã.

µÚ75Ì⠠ϣÅÁ²é˹Çò¼«Æ½ÃæÉäÓ°Hipparchus' Stereographic Projection

    ÊÔ¾Ù³öÒ»ÖְѵØÇòÉϵÄԲת»»ÎªµØÍ¼ÉÏÔ²µÄ±£ÐεØÍ¼ÉäÓ°·¨.

µÚ76Ìâ  Âó¿¨ÍÐͶӰThe Mercator Projection

    »­Ò»¸ö±£ÐεØÀíµØÍ¼£¬Æä×ø±ê·½¸ñÊÇÓÉÖ±½Ç·½¸ñ×é³ÉµÄ.

µÚ77Ìâ  º½º£Ð±Ê»ÏßÎÊÌâThe Problem of the Loxodrome

    È·¶¨µØÇò±íÃæÁ½µã¼äбʻÏߵľ­¶È.

µÚ78Ìâ  º£ÉÏ´¬Î»ÖõÄÈ·¶¨Determining the Position of a Ship at Sea

    ÀûÓÃÌìÎľ­ÏßÍÆË㷨ȷ¶¨´¬ÔÚº£ÉϵÄλÖÃ.

µÚ79Ìâ  ¸ß˹˫¸ß¶ÈÎÊÌâGauss' Two-Altitude Problem

    ¸ù¾ÝÒÑÖªÁ½ÐÇÇòµÄ¸ß¶ÈÒÔÈ·¶¨Ê±¼ä¼°Î»ÖÃ.

µÚ80Ìâ  ¸ß˹Èý¸ß¶ÈÎÊÌâGauss' Three-Altitude Problem

    ´ÓÔÚÒÑÖªÈýÐÇÇò»ñµÃͬ¸ß¶È˲¼äµÄʱ¼ä¼ä¸ô£¬È·¶¨¹Û²ì˲¼ä£¬¹Û²ìµãµÄγ¶È¼°ÐÇÇòµÄ¸ß¶È.

µÚ81Ìâ  ¿Ì²·ÀÕ·½³ÌThe Kepler Equation

    ¸ù¾ÝÐÐÐÇµÄÆ½¾ù½üµã½Ç£¬¼ÆËãÆ«Ðļ°Õæ½üµã½Ç.

µÚ82Ìâ  ÐÇÂäStar Setting

    ¶Ô¸ø¶¨µØµãºÍÈÕÆÚ£¬¼ÆËãÒ»ÒÑÖªÐÇÂäµÄʱ¼äºÍ·½Î»½Ç.

µÚ83Ìâ  ÈÕêÐÎÊÌâThe Problem of the Sundial

    ÖÆ×÷Ò»¸öÈÕêÐ.

µÚ84Ìâ  ÈÕÓ°ÇúÏßThe Shadow Curve

    µ±Ö±¸ËÖÃÓÚγ¶È¦ÕµÄµØµã¼°¸ÃÈÕÌ«ÑôµÄ³àγÓЦÄֵʱ£¬È·¶¨ÔÚÒ»Ìì¹ý³ÌÖÐÓɸ˵ÄÒ»µãͶӰËùÃè»æµÄÇúÏß.

µÚ85Ìâ  ÈÕʳºÍÔÂʳSolar and Lunar Eclipses

    Èç¹û¶ÔÓÚ³ä·Ö½Ó½üÈÕʳʱ¼äµÄÁ½¸ö˲¼äÌ«ÑôºÍÔÂÁÁµÄ³à¾­¡¢³àγÒÔ¼°Æä°ë¾¶¾ùΪÒÑÖª£¬È·¶¨ÈÕʳµÄ¿ªÊ¼ºÍ½áÊø£¬ÒÔ¼°Ì«Ñô±íÃæ±»Òþ±Î²¿·ÖµÄ×î´óÖµ.

µÚ86Ìâ  ºãÐǼ°»áºÏÔËתÖÜÆÚSidereal and Synodic Revolution Periods

    È·¶¨ÒÑÖªºãÐÇÔËתÖÜÆÚµÄÁ½¹²ÃæÐýתÉäÏߵĻáºÏÔËתÖÜÆÚ.

µÚ87Ìâ  ÐÐÐǵÄ˳ÏòºÍÄæÏòÔ˶¯Progressive and Retrograde Motion of Planets

    ÐÐÐÇʲôʱºò´Ó˳Ïò×ªÎªÄæÏòÔ˶¯£¨»ò·´¹ýÀ´£¬´ÓÄæÏòתΪ˳ÏòÔ˶¯£©£¿

µÚ88Ìâ  À¼²®ÌØ»ÛÐÇÎÊÌâLambert's Comet Prolem

    ½èÖú½¹°ë¾¶¼°Á¬½Ó»¡¶ËµãµÄÏÒ£¬À´±íʾ»ÛÐÇÃè»æÅ×ÎïÏß¹ìµÀµÄÒ»¶Î»¡ËùÐèµÄʱ¼ä.

µÚ89Ìâ  ÓëÅ·À­ÊýÓйصÄ˹̹ÄÉÎÊÌâSteiner's Problem Concerning the Euler Number

    Èç¹ûxΪÕý±äÊý£¬xÈ¡ºÎֵʱ£¬xµÄx´Î·½¸ùΪ×î´ó£¿

µÚ90Ìâ  ·¨¸ñÄËŵ¹ØÓڸߵĻùµãµÄÎÊÌâFagnano's Altitude Base Point Problem

    ÔÚÒÑÖªÈñ½ÇÈý½ÇÐÎÖУ¬×÷Öܳ¤×îСµÄÄÚ½ÓÈý½ÇÐÎ.

µÚ91Ìâ  ·ÑÂí¶ÔÍÐÀï²ðÀûÌá³öµÄÎÊÌâFermat's Problem for Torricelli

    ÊÔÇóÒ»µã£¬Ê¹Ëüµ½ÒÑÖªÈý½ÇÐεÄÈý¸ö¶¥µã¾àÀëÖ®ºÍΪ×îС.

µÚ92Ìâ  Äæ·ç±ä»»º½ÏòTacking Under a Headwind

    ·«´¬ÈçºÎÄܶ¥×ű±·çÒÔ×î¿ìµÄËÙ¶ÈÏòÕý±±º½ÐУ¿

µÚ93Ìâ  ·ä³²£¨À×°¢ÎÚÄ·¶ûÎÊÌ⣩The Honeybee Cell (Problem by Reaumur)

    ÊÔ²ÉÓÃÓÉÈý¸öÈ«µÈµÄÁâÐÎ×÷³ÉµÄ¶¥¸ÇÀ´·â±ÕÒ»¸öÕýÁùÀâÖù£¬Ê¹ËùµÃµÄÕâÒ»¸öÁ¢ÌåÓÐÔ¤¶¨µÄÈÝ»ý£¬¶øÆä±íÃæ»ýΪ×îС.

µÚ94Ìâ  Àׯæ°ÂĪËþŬ˹µÄ¼«´óÖµÎÊÌâRegiomontanus' Maximum Problem

    ÔÚµØÇò±íÃæµÄʲô²¿Î»£¬Ò»¸ù´¹Ö±µÄÐü¸Ë³ÊÏÖ×£¿£¨¼´ÔÚʲô²¿Î»£¬¿É¼û½ÇΪ×î´ó£¿£©

µÚ95Ìâ  ½ðÐǵÄ×î´óÁÁ¶ÈThe Maximum Brightness of Venus

    ÔÚʲôλÖýðÐÇÓÐ×î´óÁÁ¶È£¿

µÚ96Ìâ  µØÇò¹ìµÀÄڵĻÛÐÇA Comet Inside the Earth's Orbit

    »ÛÐÇÔÚµØÇòµÄ¹ìµÀÄÚ×î¶àÄÜÍ£Áô¶àÉÙÌ죿

µÚ97Ìâ  ×î¶Ì³¿»èÃÉÓ°ÎÊÌâThe Problem of the Shortest Twilight

    ÔÚÒÑ֪γ¶ÈµÄµØ·½£¬Ò»ÄêÖ®ÖеÄÄÄÒ»Ì쳿»èÃÉÓ°×î¶Ì£¿

µÚ98Ì⠠˹̹ÄɵÄÍÖÔ²ÎÊÌâSteiner's Ellipse Problem

    ÔÚËùÓÐÄÜÍâ½Ó£¨ÄÚÇУ©ÓÚÒ»¸öÒÑÖªÈý½ÇÐεÄÍÖÔ²ÖУ¬ÄÄÒ»¸öÍÖÔ²ÓÐ×îС£¨×î´ó£©µÄÃæ»ý£¿

µÚ99Ì⠠˹̹ÄɵÄÔ²ÎÊÌâSteiner's Circle Problem

    ÔÚËùÓеÈÖܵ썼´ÓÐÏàµÈÖܳ¤µÄ£©Æ½ÃæÍ¼ÐÎÖУ¬Ô²ÓÐ×î´óµÄÃæ»ý.
    ·´Ö®£ºÔÚÓÐÏàµÈÃæ»ýµÄËùÓÐÆ½ÃæÍ¼ÐÎÖУ¬Ô²ÓÐ×îСµÄÖܳ¤.

µÚ100Ì⠠˹̹ÄɵÄÇòÎÊÌâSteiner's Sphere Problem

    ÔÚ±íÃæ»ýÏàµÈµÄËùÓÐÁ¢ÌåÖУ¬Çò¾ßÓÐ×î´óÌå»ý.
    ÔÚÌå»ýÏàµÈµÄËùÓÐÁ¢ÌåÖУ¬Çò¾ßÓÐ×îСµÄ±íÃæ.
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