2019-03-07から1日間の記事一覧
JavaScript 行列演算 let a =[[1,2], [3,4]]; let b =[[5,6], [7,8]]; let r =[[19,22] [43,50]]; //行列の加算 function add (a, i) { let b = this[i]; return a.map ((a, j) => a + b[j]); } //行列の減算 function sub (a, i) { let b = this[i]; return…
JavaScript 行列演算 let a =[[1,2], [3,4]]; let b =[[5,6], [7,8]]; let r =[[19,22] [43,50]]; //行列の加算 function add (a, i) { let b = this[i]; return a.map ((a, j) => a + b[j]); } //行列の減算 function sub (a, i) { let b = this[i]; return…