[SOLVED] 代写 ; DRAFT 20190922 of Quiz 1 Reminder Aid Sheet This Aid Sheet witl be printed and included with the quiz paper.

;DRAFT 20190922 of Quiz 1 Reminder Aid SheetThis Aid Sheet witl be printed and included with the quiz paper.
; Grammar
; A program is a sequence of statements and expressions. ;Statement Forms
;Show Steps
step expression
;show the sequential replacement of subexpressions …
functionname literalvalue …
variablename
; … to produce the literal value of the expression, stopping if there is an error
;Variable Definition
define variablename expression
;Function Definitiondefine
functionname parametername etc ; the header expression ; the body expression
;ClaimAssertionTestsame! expression
expression ;Expression Forms
;Function Call
functionname
expression ; an argument expression etc
;when functionname is a name that is not one of: step define same! ;Variable Reference
variablename
;Literal Value
image ; a copypasted image
number ; in decimal or fraction form
boolean ; one of: true false
functionname ; name of a function built into our language, or defined by us
; Type Predicates
same! image?true same! number? 10.4 true same! boolean? true true
same! function? flip true same! unary? flip true
same! binary? flip false ; Numeric Functions
same!10 2 300 312 same!10 3 5 150
same!123 123 same!12 3 9
; Image Functions
same!12 3 4
same! flip same! mirror

same! clockwise same! anticlockwise
same! shrinksame! enlarge
same! thinnersame! wider
same! tallersame! shorter
same! scalewidth 1.5
same! scaleheight 1.5 same! triangle 12
same! circle 12same! square 12
same! above
same! alignlefts
same! alignrights same! beside
same! aligntops same! alignbottoms
same! rotate 30
same! scale 1.5
same! width beside circle 10 312
same! height above square 10 circle 2

square 2 circle 300
312
same! rectangle 10 15
same! oval 10 15

same! filledtriangle 12 same! filledcircle 12 same! filledsquare 12
same! filledrectangle 10 15same! filledoval 10 15

square 300