# 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 f.
# line 2 is function g.
# The rest is values for parameters c1, c2, etc.
# Different items are separated by lines starting with `:'.

:c1*(t+($sign2)*c2)^3-c3*(t+($sign2)*c2)-($sign2)*c4
 (c5)*(t+($sign1)*c6)^2-c7+c8*(t+1)*sin(c9*t+c10)
 0.2,0.3
 0.3,0.7
 0.5,0.6
 0.3,0.8
 0.3,0.5
 0.5,0.9
 0.6,1.4
 0.03,0.15
 2,5
 0,6.3
:c1*(t+($sign2)*c2)^3-c3*(t+($sign2)*c2)-($sign2)*c4
 (c5)*t+($sign1)*c6+c7*sin(c8*t+c9)
 0.2,0.3
 0.3,0.7
 0.5,0.6
 0.3,0.8
 0.3,0.5
 0.5,0.9
 0.13,0.3
 2.5,5
 0,6.3
:(c1)*(t+($sign1)*c2)^2-c3
 (c4)*t+($sign2)*c5+c6*sin(c7*t+c8)
 0.3,0.5
 0.5,0.9
 0.6,1.4
 0.3,0.5
 0.5,0.9
 0.13,0.3
 2.5,5
 0,6.3

