Simpson's Rule Implementation trick?

[Namir]

(03-19-2016 06:50 AM)Paul Dale Wrote:  I'm a fan of the Gauss-Kronrod quadratures. The 34S started with one of these for its integrate function. It wasn't adaptive and failed too often and people complained so I went back to a Romberg method.

For the 43s I'd like to switch back to an adaptive GK method. It should have the memory to handle it.


- Pauli

I think the Integrate function of the HP-34C and HP-15C (and later models?) use a method based on Romberg's method.

Namir