Details

Time bar (total: 14.4s)

sample89.0ms

Algorithm
intervals
Results
27.0ms229×body80nan
17.0ms53×body640valid
13.0ms36×body1280valid
11.0ms143×body80valid
3.0ms13×body320valid
2.0ms11×body160valid

simplify8.0ms

Counts
1 → 1
Iterations
IterNodes
done17
217
113
08

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 18.9b

localize19.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ x 1))
0.1b
(/ 1 (sqrt (+ x 1)))
0.2b
(/ 1 (sqrt x))
2.7b
(- (/ 1 (sqrt x)) (/ 1 (sqrt (+ x 1))))

rewrite86.0ms

Algorithm
rewrite-expression-head
Rules
1063×times-frac
902×*-un-lft-identity
788×add-sqr-sqrt
714×add-cube-cbrt
594×prod-diff
580×sqrt-prod
74×distribute-lft-out
56×div-inv
48×sqrt-div
46×associate-/r/
25×difference-of-squares
24×flip3-+ flip-+
22×fma-neg
13×associate-/r* distribute-lft-out--
12×add-exp-log
pow1
add-cbrt-cube
pow-flip associate-/l* add-log-exp
expm1-log1p-u div-exp insert-posit16 log1p-expm1-u
sqrt-pow1 pow1/2
cbrt-undiv rec-exp clear-num frac-2neg 1-exp hypot-def inv-pow
rem-sqrt-square sub-neg flip3-- diff-log frac-sub flip--
Counts
4 → 793
Calls
4 calls:
6.0ms
(sqrt (+ x 1))
10.0ms
(/ 1 (sqrt (+ x 1)))
11.0ms
(/ 1 (sqrt x))
33.0ms
(- (/ 1 (sqrt x)) (/ 1 (sqrt (+ x 1))))

series236.0ms

Counts
4 → 12
Calls
4 calls:
33.0ms
(sqrt (+ x 1))
33.0ms
(/ 1 (sqrt (+ x 1)))
50.0ms
(/ 1 (sqrt x))
119.0ms
(- (/ 1 (sqrt x)) (/ 1 (sqrt (+ x 1))))

simplify2.4s

Counts
805 → 805
Iterations
IterNodes
done5000
22463
11435
0651

prune1.6s

Pruning

20 alts after pruning (20 fresh and 0 done)

Merged error: 18.3b

localize16.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ x 1))
0.1b
(/ (- (sqrt (+ x 1)) (sqrt x)) (* (sqrt x) (sqrt (+ x 1))))
0.2b
(* (sqrt x) (sqrt (+ x 1)))
2.7b
(- (sqrt (+ x 1)) (sqrt x))

rewrite146.0ms

Algorithm
rewrite-expression-head
Rules
88×sqrt-prod
79×*-un-lft-identity
75×add-sqr-sqrt
42×prod-diff
39×add-cube-cbrt
12×distribute-lft-out difference-of-squares
11×add-cbrt-cube add-exp-log
10×times-frac associate-/l*
pow1 distribute-lft-out--
fma-neg associate-*r*
sqrt-div associate-*l* add-log-exp
expm1-log1p-u associate-*r/ insert-posit16 log1p-expm1-u unswap-sqr
sqrt-pow1 flip3-+ pow1/2 pow-prod-down flip-+
cbrt-undiv flip3-- div-exp prod-exp associate-/r/ cbrt-unprod hypot-def flip-- associate-/l/
rem-sqrt-square clear-num associate-/r* sub-neg frac-2neg sqrt-unprod diff-log div-sub *-commutative div-inv
Counts
4 → 171
Calls
4 calls:
5.0ms
(sqrt (+ x 1))
76.0ms
(/ (- (sqrt (+ x 1)) (sqrt x)) (* (sqrt x) (sqrt (+ x 1))))
20.0ms
(* (sqrt x) (sqrt (+ x 1)))
42.0ms
(- (sqrt (+ x 1)) (sqrt x))

series339.0ms

Counts
4 → 12
Calls
4 calls:
27.0ms
(sqrt (+ x 1))
197.0ms
(/ (- (sqrt (+ x 1)) (sqrt x)) (* (sqrt x) (sqrt (+ x 1))))
59.0ms
(* (sqrt x) (sqrt (+ x 1)))
56.0ms
(- (sqrt (+ x 1)) (sqrt x))

simplify1.5s

Counts
183 → 183
Iterations
IterNodes
done5001
21736
1540
0216

prune543.0ms

Pruning

21 alts after pruning (21 fresh and 0 done)

Merged error: 17.4b

localize23.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ (- (+ x 1) x) (+ (sqrt (+ x 1)) (sqrt x)))
0.1b
(/ (/ (- (+ x 1) x) (+ (sqrt (+ x 1)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1))))
0.2b
(* (sqrt x) (sqrt (+ x 1)))
1.7b
(- (+ x 1) x)

rewrite229.0ms

Algorithm
rewrite-expression-head
Rules
299×*-un-lft-identity
150×times-frac
104×add-sqr-sqrt
101×distribute-lft-out
87×sqrt-prod
56×add-cube-cbrt
48×associate-/l*
40×distribute-lft-out--
20×add-cbrt-cube add-exp-log difference-of-squares
12×prod-diff
add-log-exp
pow1 associate-/r/
cbrt-undiv associate-/r* div-exp associate-*r*
associate-*l*
flip3-+ flip-+
expm1-log1p-u fma-neg sqrt-div associate-*r/ insert-posit16 log1p-expm1-u div-inv unswap-sqr
div-sub pow-prod-down prod-exp cbrt-unprod associate-/l/
clear-num frac-2neg sqrt-pow1 flip3-- pow1/2 diff-log flip--
sum-log sub-neg sqrt-unprod associate--l+ *-commutative
Counts
4 → 250
Calls
4 calls:
79.0ms
(/ (- (+ x 1) x) (+ (sqrt (+ x 1)) (sqrt x)))
93.0ms
(/ (/ (- (+ x 1) x) (+ (sqrt (+ x 1)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1))))
18.0ms
(* (sqrt x) (sqrt (+ x 1)))
33.0ms
(- (+ x 1) x)

series326.0ms

Counts
4 → 12
Calls
4 calls:
72.0ms
(/ (- (+ x 1) x) (+ (sqrt (+ x 1)) (sqrt x)))
198.0ms
(/ (/ (- (+ x 1) x) (+ (sqrt (+ x 1)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1))))
55.0ms
(* (sqrt x) (sqrt (+ x 1)))
1.0ms
(- (+ x 1) x)

simplify1.5s

Counts
262 → 262
Iterations
IterNodes
done5001
22570
1805
0295

prune639.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.2b

localize22.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ x 1))
0.2b
(/ 1 (+ (sqrt (+ x 1)) (sqrt x)))
0.2b
(/ (/ 1 (+ (sqrt (+ x 1)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1))))
0.2b
(* (sqrt x) (sqrt (+ x 1)))

rewrite112.0ms

Algorithm
rewrite-expression-head
Rules
115×*-un-lft-identity
78×times-frac
55×sqrt-prod
52×add-sqr-sqrt
42×distribute-lft-out
40×add-cube-cbrt
32×add-exp-log
27×associate-/l*
20×add-cbrt-cube
14×div-exp
10×pow1
associate-/r/
cbrt-undiv associate-/r* associate-*r*
flip3-+ sqrt-div associate-*l* flip-+
prod-exp
expm1-log1p-u associate-*r/ insert-posit16 log1p-expm1-u div-inv add-log-exp unswap-sqr
rec-exp sqrt-pow1 pow1/2 1-exp pow-prod-down cbrt-unprod
clear-num frac-2neg hypot-def
rem-sqrt-square sqrt-unprod *-commutative pow-flip inv-pow associate-/l/
Counts
4 → 182
Calls
4 calls:
5.0ms
(sqrt (+ x 1))
30.0ms
(/ 1 (+ (sqrt (+ x 1)) (sqrt x)))
56.0ms
(/ (/ 1 (+ (sqrt (+ x 1)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1))))
19.0ms
(* (sqrt x) (sqrt (+ x 1)))

series349.0ms

Counts
4 → 12
Calls
4 calls:
23.0ms
(sqrt (+ x 1))
71.0ms
(/ 1 (+ (sqrt (+ x 1)) (sqrt x)))
195.0ms
(/ (/ 1 (+ (sqrt (+ x 1)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1))))
59.0ms
(* (sqrt x) (sqrt (+ x 1)))

simplify1.4s

Counts
194 → 194
Iterations
IterNodes
done5004
21891
1612
0243

prune453.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.0b

regimes41.0ms

Accuracy

0% (0.4b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 0.4b

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
done13
113
09

end0.0ms

sample2.2s

Algorithm
intervals
Results
543.0ms7961×body80nan
503.0ms1799×body640valid
446.0ms1102×body1280valid
357.0ms4171×body80valid
155.0ms604×body320valid
43.0ms324×body160valid