# 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 `:'.

:c1*t^3+(c2)*t^2+(c3)*t-c4
 (c1)*t^4/4+(c2)*t^3/3+(c3)*t^2/2-c4*t+c5
 0.2,0.4
 0.3,0.7
 -1,1
 0.5,1.5
 -1,0.2
:c1*t^3+(c2)*t^2+(c3)*t+c4
 (c1)*t^4/4+(c2)*t^3/3+(c3)*t^2/2+c4*t+c5
 0.2,0.4
 -0.3,-0.7
 -1,1
 0.5,1.5
 -1,0.2
