Details

Time bar (total: 3.0m)

sample420.0ms

Algorithm
intervals
Results
170.0ms45×body2560valid
142.0ms77×body1280valid
45.0ms46×body640valid
16.0ms98×body80valid
15.0ms25×body320valid
10.0ms77×body80nan
4.0ms13×body160valid

simplify175.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
174.0ms
(* 100 (/ (- (pow (+ 1 (/ i n)) n) 1) (/ i n)))

prune11.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 45.2b

localize28.0ms

Local error

Found 4 expressions with local error:

13.6b
(/ (- (pow (+ 1 (/ i n)) n) 1) (/ i n))
6.1b
(pow (+ 1 (/ i n)) n)
1.4b
(- (pow (+ 1 (/ i n)) n) 1)
0.0b
(* 100 (/ (- (pow (+ 1 (/ i n)) n) 1) (/ i n)))

rewrite517.0ms

Algorithm
rewrite-expression-head
Rules
584×times-frac
485×add-sqr-sqrt
366×*-un-lft-identity
224×add-cube-cbrt
174×associate-*r*
168×difference-of-squares
88×unpow-prod-down
85×sqr-pow
84×difference-of-sqr-1
29×div-inv
28×distribute-lft-out--
19×add-exp-log
18×add-cbrt-cube
13×associate-/r* associate-/l*
pow1
cbrt-undiv div-exp add-log-exp
insert-posit16
pow-unpow associate-*l* prod-exp cbrt-unprod unswap-sqr
flip3-- associate-/r/ flip-- associate-/l/
pow-to-exp clear-num sub-neg pow-pow frac-2neg diff-log div-sub pow-prod-down pow-exp associate-*r/ *-commutative distribute-lft-out
Counts
4 → 453
Calls
4 calls:
Slowest
214.0ms
(* 100 (/ (- (pow (+ 1 (/ i n)) n) 1) (/ i n)))
181.0ms
(/ (- (pow (+ 1 (/ i n)) n) 1) (/ i n))
100.0ms
(- (pow (+ 1 (/ i n)) n) 1)
10.0ms
(pow (+ 1 (/ i n)) n)

series1.5s

Counts
4 → 12
Calls
4 calls:
Slowest
429.0ms
(/ (- (pow (+ 1 (/ i n)) n) 1) (/ i n))
420.0ms
(* 100 (/ (- (pow (+ 1 (/ i n)) n) 1) (/ i n)))
345.0ms
(- (pow (+ 1 (/ i n)) n) 1)
310.0ms
(pow (+ 1 (/ i n)) n)

simplify2.3m

Counts
595 → 465
Calls
595 calls:
Slowest
889.0ms
(/ (cbrt (- (pow (+ 1 (/ i n)) n) 1)) (/ i (sqrt n)))
638.0ms
(/ (* (cbrt (- (pow (+ 1 (/ i n)) n) 1)) (cbrt (- (pow (+ 1 (/ i n)) n) 1))) (/ (sqrt i) 1))
627.0ms
(/ (sqrt (- (pow (+ 1 (/ i n)) n) 1)) (/ (sqrt i) n))
625.0ms
(/ (- (pow (sqrt (+ 1 (/ i n))) n) (sqrt 1)) (/ (sqrt i) (sqrt n)))
607.0ms
(/ (sqrt (- (pow (+ 1 (/ i n)) n) 1)) (/ (sqrt i) 1))

prune3.3s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 20.8b

localize21.0ms

Local error

Found 4 expressions with local error:

19.3b
(/ (+ i (* (* i i) (+ (* 1/6 i) 1/2))) (/ i n))
0.3b
(* 1/6 i)
0.0b
(* (* i i) (+ (* 1/6 i) 1/2))
0.0b
(* 100 (/ (+ i (* (* i i) (+ (* 1/6 i) 1/2))) (/ i n)))

rewrite83.0ms

Algorithm
rewrite-expression-head
Rules
144×times-frac
97×add-sqr-sqrt
85×*-un-lft-identity add-cube-cbrt
50×associate-*r*
25×add-cbrt-cube add-exp-log
13×pow1 associate-/r*
div-inv
associate-*l* prod-exp cbrt-unprod
cbrt-undiv div-exp
pow-prod-down unswap-sqr
insert-posit16 add-log-exp
associate-*r/ *-commutative associate-/l*
flip3-+ associate-/r/ flip-+ associate-/l/
distribute-rgt-in clear-num frac-2neg distribute-lft-in
Counts
4 → 183
Calls
4 calls:
Slowest
33.0ms
(/ (+ i (* (* i i) (+ (* 1/6 i) 1/2))) (/ i n))
25.0ms
(* (* i i) (+ (* 1/6 i) 1/2))
17.0ms
(* 100 (/ (+ i (* (* i i) (+ (* 1/6 i) 1/2))) (/ i n)))
5.0ms
(* 1/6 i)

series236.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
75.0ms
(* 100 (/ (+ i (* (* i i) (+ (* 1/6 i) 1/2))) (/ i n)))
71.0ms
(* (* i i) (+ (* 1/6 i) 1/2))
69.0ms
(/ (+ i (* (* i i) (+ (* 1/6 i) 1/2))) (/ i n))
20.0ms
(* 1/6 i)

simplify22.9s

Counts
194 → 195
Calls
194 calls:
Slowest
498.0ms
(* (* (* 100 100) 100) (/ (* (* (+ i (* (* i i) (+ (* 1/6 i) 1/2))) (+ i (* (* i i) (+ (* 1/6 i) 1/2)))) (+ i (* (* i i) (+ (* 1/6 i) 1/2)))) (/ (* (* i i) i) (* (* n n) n))))
424.0ms
(* (* (* 100 100) 100) (/ (* (* (+ i (* (* i i) (+ (* 1/6 i) 1/2))) (+ i (* (* i i) (+ (* 1/6 i) 1/2)))) (+ i (* (* i i) (+ (* 1/6 i) 1/2)))) (* (* (/ i n) (/ i n)) (/ i n))))
381.0ms
(/ (+ i (* (* i i) (+ (* 1/6 i) 1/2))) (cbrt (/ i n)))
291.0ms
(/ (* (* (+ i (* (* i i) (+ (* 1/6 i) 1/2))) (+ i (* (* i i) (+ (* 1/6 i) 1/2)))) (+ i (* (* i i) (+ (* 1/6 i) 1/2)))) (/ (* (* i i) i) (* (* n n) n)))
253.0ms
(* 100 (/ (+ i (* (* i i) (+ (* 1/6 i) 1/2))) (/ i n)))

prune1.3s

Pruning

17 alts after pruning (17 fresh and 0 done)

Merged error: 7.6b

localize14.0ms

Local error

Found 4 expressions with local error:

2.4b
(* n (+ 100 (* i (+ (* 50/3 i) 50))))
0.4b
(* 50/3 i)
0.1b
(* i (+ (* 50/3 i) 50))
0.0b
(+ 100 (* i (+ (* 50/3 i) 50)))

rewrite42.0ms

Algorithm
rewrite-expression-head
Rules
16×add-sqr-sqrt
10×pow1 *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt
associate-*r* associate-*l*
add-log-exp
associate-*r/ insert-posit16
distribute-rgt-in distribute-lft-in flip3-+ pow-prod-down prod-exp *-commutative cbrt-unprod flip-+ unswap-sqr
associate-+r+
+-commutative sum-log
Counts
4 → 79
Calls
4 calls:
Slowest
18.0ms
(* i (+ (* 50/3 i) 50))
14.0ms
(* n (+ 100 (* i (+ (* 50/3 i) 50))))
5.0ms
(+ 100 (* i (+ (* 50/3 i) 50)))
5.0ms
(* 50/3 i)

series155.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
65.0ms
(* i (+ (* 50/3 i) 50))
52.0ms
(* n (+ 100 (* i (+ (* 50/3 i) 50))))
22.0ms
(+ 100 (* i (+ (* 50/3 i) 50)))
16.0ms
(* 50/3 i)

simplify2.2s

Counts
52 → 91
Calls
52 calls:
Slowest
216.0ms
(* (* (* n n) n) (* (* (+ 100 (* i (+ (* 50/3 i) 50))) (+ 100 (* i (+ (* 50/3 i) 50)))) (+ 100 (* i (+ (* 50/3 i) 50)))))
168.0ms
(+ (* (* 50/3 i) (* 50/3 i)) (- (* 50 50) (* (* 50/3 i) 50)))
146.0ms
(+ (* 50/3 (* (pow i 2) n)) (+ (* 100 n) (* 50 (* i n))))
146.0ms
(+ (* 50/3 (* (pow i 2) n)) (+ (* 100 n) (* 50 (* i n))))
144.0ms
(+ (* 50/3 (* (pow i 2) n)) (+ (* 100 n) (* 50 (* i n))))

prune556.0ms

Pruning

16 alts after pruning (16 fresh and 0 done)

Merged error: 7.6b

localize35.0ms

Local error

Found 4 expressions with local error:

10.8b
(posit16->real (real->posit16 (+ 100 (* i (+ (* 50/3 i) 50)))))
2.4b
(* n (posit16->real (real->posit16 (+ 100 (* i (+ (* 50/3 i) 50))))))
0.4b
(* 50/3 i)
0.1b
(* i (+ (* 50/3 i) 50))

rewrite28.0ms

Algorithm
rewrite-expression-head
Rules
16×add-sqr-sqrt
10×pow1 *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt
associate-*r* associate-*l*
insert-posit16 add-log-exp
pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
associate-*r/
distribute-rgt-in distribute-lft-in flip3-+ flip-+ remove-posit16
Counts
4 → 70
Calls
4 calls:
Slowest
17.0ms
(* i (+ (* 50/3 i) 50))
5.0ms
(* n (posit16->real (real->posit16 (+ 100 (* i (+ (* 50/3 i) 50))))))
5.0ms
(* 50/3 i)
0.0ms
(posit16->real (real->posit16 (+ 100 (* i (+ (* 50/3 i) 50)))))

series159.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
65.0ms
(* i (+ (* 50/3 i) 50))
50.0ms
(* n (posit16->real (real->posit16 (+ 100 (* i (+ (* 50/3 i) 50))))))
28.0ms
(posit16->real (real->posit16 (+ 100 (* i (+ (* 50/3 i) 50)))))
15.0ms
(* 50/3 i)

simplify1.6s

Counts
45 → 82
Calls
45 calls:
Slowest
167.0ms
(+ (* (* 50/3 i) (* 50/3 i)) (- (* 50 50) (* (* 50/3 i) 50)))
147.0ms
(+ (* 50/3 (* (pow i 2) n)) (+ (* 100 n) (* 50 (* i n))))
144.0ms
(+ (* 50/3 (* (pow i 2) n)) (+ (* 100 n) (* 50 (* i n))))
143.0ms
(+ (* 50/3 (* (pow i 2) n)) (+ (* 100 n) (* 50 (* i n))))
141.0ms
(* (* (* i i) i) (* (* (+ (* 50/3 i) 50) (+ (* 50/3 i) 50)) (+ (* 50/3 i) 50)))

prune1.2s

Pruning

18 alts after pruning (18 fresh and 0 done)

Merged error: 7.6b

regimes255.0ms

Accuracy

54.7% (11.3b remaining)

Error of 19.5b against oracle of 8.2b and baseline of 33.2b

bsearch266.0ms

end0.0ms

sample7.3s

Algorithm
intervals
Results
2.5s2480×body1280valid
2.5s1015×body2560valid
1.1s1566×body640valid
344.0ms3014×body80valid
334.0ms893×body320valid
233.0ms2318×body80nan
104.0ms429×body160valid
31.0msbody5120valid