ps4 - Assignment #4 Due 11:04 am Friday 2006 March 10...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Assignment #4 PHYSICS 8.284 Due 11:04 am Friday 2006 March 10 Reading: Clayton (reserve) § 2-4 (Polytropes); Hansen and Kawaler §§ 7.1-7.2.2. (1-4) This is a long, time consuming problem, requiring that you use a computer to solve a differential equation. It counts as four problems! But this is the way stellar struc- ture is done, and there’s no better way to get the flavor of it than doing it. You may, if you like, use the 4th order Runge-Kutta routine supplied (courtesy of Prof. E. Bertschinger) accessible through the 8.284 home page. You may also want to look at Numerical Recipies by W. H. Press et al. § 16.0-16.1. The explanatory text (which gives a tutorial on numerical integration of differential equations) can be browsed at http://www.nr.com/ . The code isn’t available at that URL but it is available on MIT server. a) Solve the Lane-Emden equation for a polytrope of index 3. Include a copy of your code with your assignment. b)
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 2

ps4 - Assignment #4 Due 11:04 am Friday 2006 March 10...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online