[Tutor] Scheme

[Alan Gauld]

On 31/08/12 00:32, Ashley Fowler wrote:
> This is a problem using the Scheme programming...Can anybody help me
> with this problem?
>
> 2. Write a procedure (sphere r) that takes the radius of a sphere
> as the value of its input parameter and returns the volume of that
> sphere given by the formula: (4/3)π(r^3). Use (require scheme/math)
> or (require racket/math) to load the math library containing the
> "pi" constant.

from math import pi
def sphere(r):
     return (4.0/3) * math.pi *(r**3)

> Be sure to use "cube" from problem (1) to find the cube of r (r^3).

Sorry I don't have access to problem 1 but luckily in Python I don't 
need it!

Now just translate that into Scheme :-)

HTH

-- 
Alan G
Author of the Learn to Program web site
http://www.alan-g.me.uk/