PVector v1 = new PVector(5, 7);
PVector v2 = new PVector(2, 3);

println(v1.x, v1.y, v1.mag(), v1.heading(),'\n');

// static methods
println(PVector.add(v1, v2));
println(PVector.sub(v1, v2));
println(PVector.mult(v1, 11));
println(PVector.div(v1, 2), '\n');

// object methods
println(v1.sub(v1));
println(v1.add(v2));
println(v1.mult(10));
println(v1.div(10));