Held: Friday, 24 January 2003
Summary: Today we begin our investigations of the core language for the course, Scheme. Scheme is a simple functional language with many imperative features and very little syntax.
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(+ 2 3 4) (sqrt 4) (expt 2 3)
+: Sum its parameters.
*: Compute the product of its parameters.
-: Subtract the second parameter from the first.
(sqrt val): Compute the square root of val.
(expt v p): Compute vp.
(absabs v): Compute the absolute value of v.
lambdathat you'll learn about soon was just a "hmmm ... that sounds interesting, I'll put it in" fluke.
Thursday, 16 January 2003 [Samuel A. Rebelsky]
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