Details

Time bar (total: 13.9s)

sample105.0ms

Algorithm
intervals
Results
30.0ms71×body640valid
21.0ms42×body1280valid
21.0ms258×body80nan
11.0ms117×body80valid
3.0ms13×body320valid
3.0ms13×body160valid

simplify14.0ms

Counts
1 → 1
Iterations
IterNodes
done17
217
113
08

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 21.9b

localize15.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ x 1))
0.1b
(/ 1 (sqrt (+ x 1)))
0.2b
(/ 1 (sqrt x))
3.3b
(- (/ 1 (sqrt x)) (/ 1 (sqrt (+ x 1))))

rewrite133.0ms

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:
5.0ms
(sqrt (+ x 1))
10.0ms
(/ 1 (sqrt (+ x 1)))
11.0ms
(/ 1 (sqrt x))
73.0ms
(- (/ 1 (sqrt x)) (/ 1 (sqrt (+ x 1))))

series197.0ms

Counts
4 → 12
Calls
4 calls:
27.0ms
(sqrt (+ x 1))
33.0ms
(/ 1 (sqrt (+ x 1)))
47.0ms
(/ 1 (sqrt x))
90.0ms
(- (/ 1 (sqrt x)) (/ 1 (sqrt (+ x 1))))

simplify1.2s

Counts
805 → 805
Iterations
IterNodes
done2000
22000
11435
0651

prune2.1s

Pruning

22 alts after pruning (22 fresh and 0 done)

Merged error: 21.2b

localize27.0ms

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)))
3.2b
(- (sqrt (+ x 1)) (sqrt x))

rewrite140.0ms

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))
84.0ms
(/ (- (sqrt (+ x 1)) (sqrt x)) (* (sqrt x) (sqrt (+ x 1))))
19.0ms
(* (sqrt x) (sqrt (+ x 1)))
30.0ms
(- (sqrt (+ x 1)) (sqrt x))

series366.0ms

Counts
4 → 12
Calls
4 calls:
27.0ms
(sqrt (+ x 1))
196.0ms
(/ (- (sqrt (+ x 1)) (sqrt x)) (* (sqrt x) (sqrt (+ x 1))))
69.0ms
(* (sqrt x) (sqrt (+ x 1)))
73.0ms
(- (sqrt (+ x 1)) (sqrt x))

simplify1.1s

Counts
183 → 183
Iterations
IterNodes
done2003
32003
21736
1540
0216

prune605.0ms

Pruning

22 alts after pruning (22 fresh and 0 done)

Merged error: 20.3b

localize46.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ (- (+ 1 x) x) (+ (sqrt (+ x 1)) (sqrt x)))
0.1b
(/ (/ (- (+ 1 x) x) (+ (sqrt (+ x 1)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1))))
0.2b
(* (sqrt x) (sqrt (+ x 1)))
2.2b
(- (+ 1 x) x)

rewrite209.0ms

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:
74.0ms
(/ (- (+ 1 x) x) (+ (sqrt (+ x 1)) (sqrt x)))
87.0ms
(/ (/ (- (+ 1 x) x) (+ (sqrt (+ x 1)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1))))
16.0ms
(* (sqrt x) (sqrt (+ x 1)))
26.0ms
(- (+ 1 x) x)

series397.0ms

Counts
4 → 12
Calls
4 calls:
90.0ms
(/ (- (+ 1 x) x) (+ (sqrt (+ x 1)) (sqrt x)))
237.0ms
(/ (/ (- (+ 1 x) x) (+ (sqrt (+ x 1)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1))))
69.0ms
(* (sqrt x) (sqrt (+ x 1)))
1.0ms
(- (+ 1 x) x)

simplify1.0s

Counts
262 → 262
Iterations
IterNodes
done2001
22001
1815
0301

prune828.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0.0b

localize32.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ 1 (+ (sqrt (+ x 1)) (sqrt x)))
0.2b
(* (/ (+ 1 0) (sqrt x)) (/ (/ 1 (+ (sqrt (+ x 1)) (sqrt x))) (sqrt (+ x 1))))
0.2b
(/ (/ 1 (+ (sqrt (+ x 1)) (sqrt x))) (sqrt (+ x 1)))
0.2b
(/ (+ 1 0) (sqrt x))

rewrite240.0ms

Algorithm
rewrite-expression-head
Rules
769×*-un-lft-identity
716×times-frac
435×sqrt-prod
376×add-sqr-sqrt
296×add-cube-cbrt
258×distribute-lft-out
174×associate-*r*
54×add-exp-log
36×associate-/r/
34×add-cbrt-cube
31×associate-/l*
28×associate-*l*
26×div-exp
21×unswap-sqr
20×div-inv
19×associate-/r* flip3-+ flip-+
14×cbrt-undiv
10×prod-exp
pow1
cbrt-unprod
expm1-log1p-u rec-exp sqrt-div 1-exp insert-posit16 log1p-expm1-u add-log-exp
clear-num frac-2neg associate-/l/
frac-times pow-prod-down associate-*l/ associate-*r/ *-commutative pow-flip inv-pow
Counts
4 → 574
Calls
4 calls:
53.0ms
(/ 1 (+ (sqrt (+ x 1)) (sqrt x)))
101.0ms
(* (/ (+ 1 0) (sqrt x)) (/ (/ 1 (+ (sqrt (+ x 1)) (sqrt x))) (sqrt (+ x 1))))
57.0ms
(/ (/ 1 (+ (sqrt (+ x 1)) (sqrt x))) (sqrt (+ x 1)))
14.0ms
(/ (+ 1 0) (sqrt x))

series549.0ms

Counts
4 → 12
Calls
4 calls:
77.0ms
(/ 1 (+ (sqrt (+ x 1)) (sqrt x)))
250.0ms
(* (/ (+ 1 0) (sqrt x)) (/ (/ 1 (+ (sqrt (+ x 1)) (sqrt x))) (sqrt (+ x 1))))
190.0ms
(/ (/ 1 (+ (sqrt (+ x 1)) (sqrt x))) (sqrt (+ x 1)))
32.0ms
(/ (+ 1 0) (sqrt x))

simplify1.1s

Counts
586 → 586
Iterations
IterNodes
done2001
22001
11529
0497

prune1.1s

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0b

regimes45.0ms

Accuracy

0% (0.4b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done20
120
014

end0.0ms

sample2.4s

Algorithm
intervals
Results
819.0ms1833×body640valid
493.0ms8102×body80nan
412.0ms1110×body1280valid
294.0ms4151×body80valid
128.0ms609×body320valid
35.0ms297×body160valid