x X .^ plot plot3 contour contour3 y Y function[] for end meshgrid a:0.1:b sin() cosh() sinh() cos() tan() log() sqrt() exp() @(x) i=0 i++ ~= && == linspace ans pi nan eps real() angle() ceil logspace abs floor hold figure factorial() round() surf() scatter() quiver() f(x) sign() %comment else curl() integral() break continue roots() normalize() sort() table() text() label() zeros() ones() ||