Solve for an implicitly defined variable
Show older comments
How do I use matlab to solve for an implicitly defined variable? For example
x=0.6953*ln(115/(215-x))-100
Accepted Answer
Walter Roberson
on 20 Apr 2018
syms x vpasolve(x==0.6953*log(115/(215-x))-100)
There is a second solution, which is approximately 215 - -2.02E-195 . However, you cannot round that to 215: if you do round it then you would get a division by 0.
More Answers (0)
Categories
Find more on Symbolic Math Toolbox in Help Center and File Exchange
Products
on 20 Apr 2018
on 20 Apr 2018
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!
