difference quotient method

基本解釋

According to the optimization example of one space truss of a gymnasium, the efficiency and the feasibility of the difference-quotient-method is proved.
通過對某體育館網(wǎng)架結(jié)構(gòu)的優(yōu)化設(shè)計(jì)示例，證明了本優(yōu)化設(shè)計(jì)方法的有效性和可行性。
On the basis of Newton method, Secant Method used the difference quotient instead of calculating the value of derivative. his thesis derives improvements of Newton method.
弦截法在牛頓法的基礎(chǔ)上，利用差商來回避導(dǎo)數(shù)值的計(jì)算。本文推導(dǎo)了牛頓迭代法的各種改進(jìn)方法。
Through the suitable selection of difference quotient and correction of the one-dimension inaccuracy linear searching, scope of the improved method is extended.
從應(yīng)用角度出發(fā)，首先，將約束變尺度法改進(jìn)為一般約束條件，通過適當(dāng)選擇差商形式和對一維不精確線性搜索方法的修正，擴(kuò)大了該方法的適用范圍。