Referenced from lesson Defining Functions
Directions: A dot is a solid circle of radius 50. Define a function called dot, which makes dots of any color it is given
Contract and Purpose Statement |
Every contract has three parts…
# dot::___________________________->_____
# Consumes a color, and produces a solid, 50px-radius circle of that color.
Examples |
Write some examples, then circle and label what changes…
examples:
_____ (_________)is __________________________
_____ (__________)is ___________________________
end
Definition |
Write the definition, giving variable names to all your input values…
fun dot(_____):
____________________________
end
Directions: A gym membership costs $25/month, with a one-time $75 signing fee. Define a function membership that computes the total cost of a membership for a given number of months.
Contract and Purpose Statement |
Every contract has three parts…
# membership::(months :: Number)->Number
# Consumes a number of months, and produces the total cost of a membership given a signing fee of $75 and $25/month.
Examples |
Write some examples, then circle and label what changes…
examples:
____________ (___)is _____________
____________ (____)is ______________
end
Definition |
Write the definition, giving variable names to all your input values…
fun membership(months):
____________________
end
These materials were developed partly through support of the National Science Foundation,
(awards 1042210, 1535276, 1648684, and 1738598). 
Bootstrap:Data Science by Emmanuel Schanzer, Nancy Pfenning, Emma Youndtsmith, Jennifer Poole, Shriram Krishnamurthi, Joe Politz, Ben Lerner, Flannery Denny, and Dorai Sitaram with help from Eric Allatta and Joy Straub
is licensed under a
Creative Commons 4.0 Unported License.
Based on a work at www.BootstrapWorld.org.
Permissions beyond the scope of this license may be available by contacting
schanzer@BootstrapWorld.org.