sin(x) <0, 5>, h=.1
sin(x) <0, 5>, h=.4
sin(x) <0, 5>, h=1.5
sin(x) <0, 15>, h=.1
sin(x) <0, 15>, h=.4
sin(x) <0, 15>, h=1.5
exp(x) <-1, 3>, h=.1
exp(x) <-1, 3>, h=.4
exp(x) <-1, 3>, h=1.5
tan(x) <-1, 1>, h=.1
tan(x) <-1, 1>, h=.3
asin(x) <-.8, .8>, h=.1
asin(x) <-.3, .3>, h=.3
log(x) <1, 5>, h=.1
log(x) <1, 5>, h=.3