comparison theory造句
例句與造句
- Social comparison theory
社會(huì)比較學(xué) - Firstly sufficient conditions for the existence of periodic solution are obtained by comparison theory of reaction - diffusion differential equations ; secondly sufficient conditions are established , under which the models admits a positive periodic solution which attracts all positive solutions
利用反應(yīng)擴(kuò)散方程的比較原理給出了系統(tǒng)存在周期解的充分條件。然后利用單調(diào)正、凹算子理論，給出了該擴(kuò)散種群模型周期解全局吸引的充分條件。 - In the 3rd section we introduce how to use mathematical model to study financial problems , whose assets running on mixed jump - diffusion process , first we get the famous non - linear feynman - kac formula by fbsde , then let the solution of the bsde be a investor ' s utility function , and it ' s the so - called recurse utility function . second , we can prove that this utility function is a continue viscosity solution of the variation inequality which we get above , and we get the comparison theory . third we can use the result to financial market to study the optimal consumption and portfolio problem or evaluate the american option
第三章介紹了利用金融資產(chǎn)價(jià)格運(yùn)行基于復(fù)合跳躍? ?擴(kuò)散過程的數(shù)理模型來研究金融經(jīng)濟(jì)問題，通過結(jié)合運(yùn)用正倒向隨機(jī)微分方程，推導(dǎo)得到著名的非線性feynman - - kac公式，并且將相應(yīng)的倒向隨機(jī)微分方程的解記為投資者的值函數(shù)，這也就是通常所說的效用值函數(shù)；接著我們可以證明此效用值函數(shù)為某一偏微積分變差不等式的連續(xù)粘性解，并且得到了比較原則；這些結(jié)果可以應(yīng)用到金融領(lǐng)域用于消費(fèi)投資組合的選擇或是美式期權(quán)的估值。 - It's difficult to find comparison theory in a sentence. 用comparison theory造句挺難的