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John Keevil


retired

Last seen: 8 months ago Active since 2016

Formerly employed as an engineer designing microwave antennas and power combiners etc. Currently interested in the mathematics of Orbital Mechanics.

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Answered
vector multiplication .* vs *
The simple answer to the question is:- u= [ 1 2 -1 2 1] and v=[ -1 0 2 0 1] are both row vectors. You cannot matrix multipl...

8 months ago | 0

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ODE4 gives more accurate results than ODE45, ODE23, ODE23s
Subroutine ode4 is more accurate than ode45, ode23 and ode23s for solving ODE.

6 years ago | 9 downloads |