# List of functions used for infinitesimal approaching.
# An item in this list will be picked randomly at each exercise.
# Structure of item: multi-line.
# line 1 is function description.
# The rest is values for parameters c1, c2, etc.
# Different items are separated by lines starting with `:'.

:c3*(t+c1)^2-c2
 0.5,1.5
 1,1.6
 0.35,0.8
:c3*(t-c1)^2-c2
 0.5,1.5
 1,1.6
 0.35,0.8
:c2*((t+c4)^3-c1*(t+c4))+c3
 1.5,2
 0.6,1
 0.5,1.2
 -0.6,0.6
:c2*((t+c4)^3-c1*(t+c4))-c3
 1.5,2
 0.6,1
 0.5,1.2
 -0.6,0.6
