`heap-member?``heap``datum`procedureIs this datum a member in the heap?

`heap`- The heap in which to check
`datum`- The datum to check for

(define (heap-member? heap datum) (and (heap-index heap datum) #t))

`heap-member?``heap``datum`procedureIs this datum a member in the heap?

`heap`- The heap in which to check
`datum`- The datum to check for

(define (heap-member? heap datum) (and (heap-index heap datum) #t))