// Day 4
// Example: Maths
// mjh-2013

// initialize program
size(600, 400);
background(250, 250, 200);
textSize(20);
fill(0);

//
// uncomment out different blocks of code
//


text("Some More Math", 10, 50);
line(10, 53, 610, 53);


/* 
 can declare two or more variables at the same time
 if they are the same type.
*/

float x, y, z;   // (approximate) real numbers
x = 1.1;
y = 0.24;
z = -0.4587;

text( "sin(x) = " + sin(x), 25, 100);
text( "abs(x) = " + abs(x) + "  (absolute value)", 25, 150);
text( "abs(z) = " + abs(z) + "  (absolute value)", 25, 200);
text( "sqrt(y) = " + sqrt(y) + "  (square root)", 25, 250);
text( "random(1,10) = " + random(1,10) + " (random number)", 25, 300);
text( "for more math functions...  see processing.org", 25, 350);

// run this program several times and look at the output of
// of the random number.