{"id":184956,"date":"2020-10-31T06:14:31","date_gmt":"2020-10-30T22:14:31","guid":{"rendered":"http:\/\/4563.org\/?p=184956"},"modified":"2020-10-31T06:14:31","modified_gmt":"2020-10-30T22:14:31","slug":"frenet-%e6%a0%87%e6%9e%b6%e4%b8%8b%e7%a9%ba%e9%97%b4%e6%9b%b2%e7%ba%bf%e7%9a%84%e6%8c%a0%e7%8e%87%e6%98%af%e5%b8%b8%e6%95%b0%e7%9a%84%e5%87%a0%e4%bd%95%e6%84%8f%e4%b9%89%e6%98%af%e4%bb%80%e4%b9%88","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=184956","title":{"rendered":"Frenet \u6807\u67b6\u4e0b\u7a7a\u95f4\u66f2\u7ebf\u7684\u6320\u7387\u662f\u5e38\u6570\u7684\u51e0\u4f55\u610f\u4e49\u662f\u4ec0\u4e48?"},"content":{"rendered":"
\n
\n
\n

Frenet \u6807\u67b6\u4e0b\u7a7a\u95f4\u66f2\u7ebf\u7684\u6320\u7387\u662f\u5e38\u6570\u7684\u51e0\u4f55\u610f\u4e49\u662f\u4ec0\u4e48? <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : Hlianbobo <\/span> <\/i> 3<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
Frenet \u6807\u67b6\u4e0b\u7a7a\u95f4\u66f2\u7ebf\u7684\u6320\u7387\u4ee3\u8868\u66f2\u7ebf\u4e0a\u4e00\u70b9 P \u6cbf\u66f2\u7ebf\u8fd0\u52a8\u662f\u5bc6\u5207\u5e73\u9762\u7ed5\u5355\u4f4d\u5207\u5411\u91cf T \u8f6c\u52a8\u7684\u7a0b\u5ea6\uff1f\u5982\u679c\u6709\u4e00\u4e2a\u66f2\u7ebf\u7684\u6320\u7387\u662f\u5e38\u6570\u3002\u8fd9\u4e2a\u5e38\u6570\u53cd\u6620\u4e86\u8be5\u66f2\u7ebf\u4e0a\u4e00\u70b9 P \u7684\u4ec0\u4e48\u72b6\u6001\u5462\uff1f\u4f8b\u5982\u4e00\u4e2a\u66f2\u7ebf r(t)\uff0c\u5176\u6320\u7387\u662f\u4e00\u4e2a\u5e38\u6570\u3002\u5728\u66f2\u7ebf\u4e0a\u53d6\u5f27\u957f\u95f4\u8ddd\u76f8\u7b49\u7684\u4e09\u4e2a\u90bb\u70b9 t1 t2 t3 \u3002\u6320\u7387\u662f\u5e38\u6570\u662f\u5426\u4ee3\u8868\u70b9 P \u4ece t1 \u5230 t2 \u5bc6\u5207\u5e73\u9762\u53d8\u52a8\u7684\u7a0b\u5ea6 \u7b49\u4e8e\u70b9 P \u4ece t2 \u5230 t3 \u5bc6\u5207\u5e73\u9762\u53d8\u52a8\u7684\u7a0b\u5ea6\uff1f\uff1f\u5982\u679c\u662f\u8fd9\u6837\u3002\u90a3\u4e48\u70b9 P \u6cbf\u66f2\u7ebf\u8fd0\u52a8\u65f6\u662f\u5426\u4f1a\u50cf\u4e00\u4e2a\u9640\u87ba\u4e00\u6837\u4ee5\u5355\u4f4d\u5207\u5411\u91cf T \u4e3a\u8f74\u81ea\u8f6c\uff0c\u5176\u8f6c\u52a8\u901f\u5ea6\u7b49\u4e8e\u6320\u7387*\u70b9 P \u5728\u66f2\u7ebf\u4e0a\u7684\u8fd0\u52a8\u901f\u7387\uff1f
\u914d\u56fe\u94fe\u63a5:http:\/\/www.mathchina.com\/bbs\/forum.php?mod=viewthread&tid=2043775&extra=page%3D1<\/p>\n

\u5982\u679c\u6211\u4e00\u4e0a\u7406\u89e3\u7684\u4e0d\u5bf9\u3002\u90a3\u4e48\u6320\u7387\u65f6\u5e38\u6570\u7684\u51e0\u4f55\u542b\u4e49\u53c8\u5e94\u8be5\u662f\u4ec0\u4e48? <\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (4<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : qwertyegg <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u7ed5\u7387\u7684\u610f\u4e49\u662f\u66f2\u7ebf\u504f\u79bb\u4e3b\u6cd5\u7ebf\u548c\u5207\u7ebf\u6784\u6210\u5c4f\u5e55\u7684\u901f\u5ea6\uff0c\u662f\u5e38\u6570\u53ef\u4ee5\u7406\u89e3\u6210\u6709\u4e00\u4e2a\u5e38\u6570\u529b\u77e9\u4f5c\u7528\u5728\u66f2\u7ebf\u4e0a\u8ba9\u5176\u6210\u87ba\u65cb\u72b6<\/p>\n

    \u5982\u679c\u4e0d\u5bf9\u8bf7\u6307\u6b63 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : Hlianbobo <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @qwertyegg \u8c22\u8c22\u56de\u590d\uff0c\u90a3\u4e48\u6bcf\u95f4\u9694\u5fb7\u5c14\u5854 t\uff0c\u5bc6\u5207\u5e73\u9762\u5c31\u56de\u7ed5 t \u5411\u91cf\u8f6c\u52a8\u56fa\u5b9a\u7684\u5f27\u5ea6\u4e48\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : qwertyegg <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @Hlianbobo t \u5411\u91cf\u662f\u4ec0\u4e48\u4e1c\u897f\uff1f\u7ed5\u7387\u5e38\u6570\u5c31\u662f\u8bf4\u5207\u7ebf\u548c\u4e3b\u6cd5\u7ebf\u6784\u6210\u7684\u5e73\u9762\u5728\u8fdb\u884c\u5300\u901f\u7ffb\u6eda\uff0c\u8fd9\u6837\u7406\u89e3\u4f1a\u4e0d\u4f1a\u5bb9\u6613\u70b9\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : Hlianbobo <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @qwertyegg \u5bf9\u4e0d\u8d77\uff0c\u6211\u6253\u9519\u4e86\u3002\u201c \u5bc6\u5207\u5e73\u9762\u5c31\u56de\u7ed5 T \u5411\u91cf\u8f6c\u52a8\u56fa\u5b9a\u7684\u5f27\u5ea6\u201d\uff0cT \u662f\u5355\u4f4d\u5207\u5411\u91cf\u3002
    \u201c \u7ed5\u7387\u5e38\u6570\u5c31\u662f\u8bf4\u5207\u7ebf\u548c\u4e3b\u6cd5\u7ebf\u6784\u6210\u7684\u5e73\u9762\u5728\u8fdb\u884c\u5300\u901f\u7ffb\u6eda\uff0c\u8fd9\u6837\u7406\u89e3\u4f1a\u4e0d\u4f1a\u5bb9\u6613\u70b9\uff1f\u201d\u2014\u2014-\u6211\u89c9\u5f97\u8fd9\u4e2a\u63cf\u8ff0\u548c\u6211\u5934\u8111\u4e2d\u60f3\u7684\u5dee\u4e0d\u591a\u3002\u8bf7\u95ee\u90a3\u672c\u4e66\u91cc\u6709\u4ee5\u4e0a\u76f8\u5173\u8bba\u8ff0\u3002\u53ef\u5426\u63a8\u8350\u4e00\u4e0b\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    Frenet \u6807\u67b6\u4e0b\u7a7a\u95f4\u66f2\u7ebf\u7684\u6320\u7387…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/184956"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=184956"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/184956\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=184956"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=184956"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=184956"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}