{"id":135,"date":"2013-08-23T23:10:16","date_gmt":"2013-08-23T14:10:16","guid":{"rendered":"https:\/\/www.dogrow.net\/octave\/?p=135"},"modified":"2019-10-26T20:13:20","modified_gmt":"2019-10-26T11:13:20","slug":"blog15","status":"publish","type":"post","link":"https:\/\/www.dogrow.net\/octave\/blog15\/","title":{"rendered":"(15) \u30d9\u30af\u30c8\u30eb\u306e\u5185\u7a4d"},"content":{"rendered":"

Octave\u3067\u306f\u30d9\u30af\u30c8\u30eb\u306e\u5185\u7a4d\u3082\u7c21\u5358\u306b\u6c42\u3081\u3089\u308c\u308b\u3002
\n\u30d9\u30af\u30c8\u30eba\u3068\u30d9\u30af\u30c8\u30ebb\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3059\u308b\u3002<\/p>\n

\r\noctave:20> a=[1 2 3]\r\na =\r\n   1   2   3\r\noctave:21> b=[2 3 4]\r\nb =\r\n   2   3   4\r\n<\/pre>\n
\u5185\u7a4d\u306f\u300ca\u30fbb\u300d\u3060\u304b\u3089\u3068\u300ca*b\u300d\u3068\u66f8\u3044\u3066\u3057\u307e\u3046\u3068\u30c0\u30e1\u3002<\/p>\n
\r\noctave:22> a*b\r\nerror: operator *: nonconformant arguments (op1 is 1x3, op2 is 1x3)<\/span>\r\n<\/pre>\n
1\u884c3\u5217\u306e\u884c\u5217\u306e\u7a4d\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u3066\u3057\u307e\u3046\u306e\u3067\u30a8\u30e9\u30fc\u304c\u51fa\u3066\u3057\u307e\u3046\u3002<\/p>\n
\u305d\u3053\u3067\u3001\u884c\u5217\u306e\u7a4d\u304c\u6210\u308a\u7acb\u3064\u3088\u3046\u306b\u5f62\u3092\u5909\u3048\u3066\u3084\u308b\u3002
\n\u3059\u306a\u308f\u3061\u3001a\u304c1\u884c3\u5217\u3067\u3042\u308c\u3070\u3001b\u30923\u884c1\u5217\u306b \u8ee2\u7f6e<\/span> \u3057\u3066\u3084\u308c\u3070\u884c\u5217\u306e\u7a4d\u304c\u6210\u308a\u7acb\u3064\u3002
\nOctave\u3067\u306f\u884c\u5217\u306e\u8ee2\u7f6e\u3092\u300c‘<\/span>\u300d\u3067\u8a18\u8ff0\u3059\u308b\u3002<\/p>\n
\r\noctave:22> b'\r\nans =\r\n   2\r\n   3\r\n   4\r\noctave:23> a*b'\r\nans =  20\r\n<\/pre>\n
a=(1,2,3) \u3068 b=(2,3,4) \u306e\u5185\u7a4d\u306f\u30011×2+2×3+3×4=20 \u3067\u3042\u308b\u3002<\/p>\n
\u5f53\u7136\u3060\u304c\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u914d\u5217\u8981\u7d20\u540c\u58eb\u306e\u7a4d\u306e\u7dcf\u548c\u3092\u6c42\u3081\u3066\u3082\u540c\u3058\u3002<\/p>\n
\r\noctave:24> sum(a.*b)\r\nans =  20\r\n<\/pre>\n
\n","protected":false},"excerpt":{"rendered":"
Octave\u3067\u306f\u30d9\u30af\u30c8\u30eb\u306e\u5185\u7a4d\u3082\u7c21\u5358\u306b\u6c42\u3081\u3089\u308c\u308b\u3002 \u30d9\u30af\u30c8\u30eba\u3068\u30d9\u30af\u30c8\u30ebb\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3059\u308b\u3002 octave:20> a=[1 2 3] a = 1 2 3 octave:21> b=[2 3 4] b = 2 3 \u2026 \u7d9a\u304d\u3092\u8aad\u3080 »<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-135","post","type-post","status-publish","format-standard","hentry","category-5"],"views":8520,"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/posts\/135","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/comments?post=135"}],"version-history":[{"count":15,"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/posts\/135\/revisions"}],"predecessor-version":[{"id":991,"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/posts\/135\/revisions\/991"}],"wp:attachment":[{"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/media?parent=135"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/categories?post=135"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/tags?post=135"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}