diff options
| author | Walter Bender <walter@sugarlabs.org> | 2013-12-12 22:08:22 (GMT) |
|---|---|---|
| committer | Walter Bender <walter@sugarlabs.org> | 2013-12-12 22:08:22 (GMT) |
| commit | 38cebebbf17b6ac818ff9825937cd87ed195fca9 (patch) | |
| tree | b91a4ab17e4f14b6a54af2fcce0119af4f84ed27 /data | |
| parent | 7ec46b2e8945ff76774ac770e80648911e0279b5 (diff) | |
added pi example; added refactored elements package for Physics
Diffstat (limited to 'data')
| -rw-r--r-- | data/math/pi | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/data/math/pi b/data/math/pi new file mode 100644 index 0000000..747f7ca --- /dev/null +++ b/data/math/pi @@ -0,0 +1,22 @@ +a,b = 1.0,3.0 +breakpoint = 1000 +pi = 0.0 +for loop in range(1, breakpoint): + pi += (4.0/a) - (4.0/b) + a += 4 + b += 4 + print pi +# Now that the result has been computed we can explore printing the result. +print "There are multiple ways to print numbers here is a quick sample." +print "Just print it :", pi +print "Using repr() :", repr(pi) +print "Our approximation: %3.20f" % pi +print "\nPi is a very famous number...." +# Use python's math module it is faster and close enough for most computations. +import math +print "Python's Math library computes" +print "a better value pi: %3.39f" % math.pi; # it uses...(math.atan(1.0) * 4.0) +# when running computations based on "pi" it is good to begin with the best value you can get. +# from the gnu 'C' comiler /usr/include/math.h" +print "For reference a more exact 32 bit floating point value for pi is." +print "Known value of pi: 3.14159265358979323846" |