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2019-11-20 15:05 |
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分享常微分数值求解算法，显式4阶龙格-库塔算法。/ }# t+ {2 P$ F3 d/ o
Fourth Order Runge-Kutta Method for Ordinary Differential
! b% L" @' y% BEquation using Matlab Basic Codes7 C8 b: b# p" S+ l
Question: Use Runge-Kutta method for systems to solve the following ' D! ]+ _/ {0 P+ h
systems and draw their state paths in the state space of (x,y):
* }5 H) f, f. L* z5 g- Z$ v; y. [(a) Solve with x(0)=4 and y(0)=1 over [0,8]
. U8 o( _8 ?* z; `" K& jusing h=0.1.
3 @4 a( ^/ {5 ?4 E r8 {* ?; zSolution: Using the following program, we can apply fourth order
# l$ h$ |) [( S! q# dRunge-Kutta method for this problem.
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发表于 2020-7-27 09:52
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