Details

Time bar (total: 24.3s)

sample48.0ms

Algorithm
intervals
Results
11.0ms54×body1280valid
11.0ms249×body80nan
7.0ms44×body640valid
5.0ms121×body80valid
3.0ms20×body320valid
1.0ms17×body160valid

simplify4.0ms

Counts
1 → 1
Iterations
IterNodes
312
212
111
06

prune8.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 32.2b

localize20.0ms

Local error

Found 2 expressions with local error:

0.0b
(sqrt (+ x 1))
4.4b
(- (sqrt (+ x 1)) (sqrt x))

rewrite58.0ms

Algorithm
rewrite-expression-head
Rules
12×add-sqr-sqrt *-un-lft-identity sqrt-prod
add-log-exp difference-of-squares
pow1 add-cube-cbrt distribute-lft-out--
add-cbrt-cube sqrt-div add-exp-log insert-posit16 distribute-lft-out
rem-sqrt-square sub-neg sqrt-pow1 flip3-+ flip3-- pow1/2 diff-log flip-+ flip--
Counts
2 → 37
Calls
2 calls:
9.0ms
(sqrt (+ x 1))
48.0ms
(- (sqrt (+ x 1)) (sqrt x))

series120.0ms

Counts
2 → 6
Calls
2 calls:
43.0ms
(sqrt (+ x 1))
76.0ms
(- (sqrt (+ x 1)) (sqrt x))

simplify2.4s

Counts
43 → 43
Iterations
IterNodes
54088
41554
3730
2352
1161
081

prune300.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.2b

localize33.0ms

Local error

Found 3 expressions with local error:

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

rewrite66.0ms

Algorithm
rewrite-expression-head
Rules
52×*-un-lft-identity
24×sqrt-prod
21×distribute-lft-out
18×times-frac
16×add-sqr-sqrt
15×add-cube-cbrt
add-exp-log
associate-/r*
pow1 add-cbrt-cube add-log-exp
flip3-+ flip-+ insert-posit16 associate-/l*
sqrt-div div-exp associate-/r/
cbrt-undiv +-commutative rem-sqrt-square rec-exp clear-num sum-log frac-2neg sqrt-pow1 pow1/2 1-exp div-inv pow-flip inv-pow
Counts
3 → 78
Calls
3 calls:
8.0ms
(sqrt (+ x 1))
22.0ms
(+ (sqrt (+ x 1)) (sqrt x))
34.0ms
(/ 1 (+ (sqrt (+ x 1)) (sqrt x)))

series225.0ms

Counts
3 → 9
Calls
3 calls:
26.0ms
(sqrt (+ x 1))
90.0ms
(+ (sqrt (+ x 1)) (sqrt x))
108.0ms
(/ 1 (+ (sqrt (+ x 1)) (sqrt x)))

simplify972.0ms

Counts
87 → 87
Iterations
IterNodes
42176
31028
2524
1238
0120

prune780.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize23.0ms

Local error

Found 4 expressions with local error:

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

rewrite201.0ms

Algorithm
rewrite-expression-head
Rules
742×*-un-lft-identity
700×sqrt-prod
594×times-frac
280×distribute-lft-out
254×add-sqr-sqrt
252×add-cube-cbrt
36×associate-/l*
28×sqrt-div
24×associate-/r/
18×associate-/r*
17×add-exp-log
15×pow1
14×flip3-+ flip-+
12×div-inv
11×add-cbrt-cube
div-exp pow-flip
sqrt-pow1 pow1/2
pow-div
cbrt-undiv insert-posit16 add-log-exp
rem-sqrt-square rec-exp clear-num frac-2neg 1-exp inv-pow
associate-/l/
Counts
4 → 463
Calls
4 calls:
29.0ms
(sqrt (+ (sqrt (+ x 1)) (sqrt x)))
21.0ms
(sqrt (+ (sqrt (+ x 1)) (sqrt x)))
107.0ms
(/ (/ 1 (sqrt (+ (sqrt (+ x 1)) (sqrt x)))) (sqrt (+ (sqrt (+ x 1)) (sqrt x))))
30.0ms
(/ 1 (sqrt (+ (sqrt (+ x 1)) (sqrt x))))

series584.0ms

Counts
4 → 12
Calls
4 calls:
174.0ms
(sqrt (+ (sqrt (+ x 1)) (sqrt x)))
171.0ms
(sqrt (+ (sqrt (+ x 1)) (sqrt x)))
80.0ms
(/ (/ 1 (sqrt (+ (sqrt (+ x 1)) (sqrt x)))) (sqrt (+ (sqrt (+ x 1)) (sqrt x))))
160.0ms
(/ 1 (sqrt (+ (sqrt (+ x 1)) (sqrt x))))

simplify2.9s

Counts
475 → 475
Iterations
IterNodes
34464
21609
1829
0364

prune4.9s

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0.0b

localize27.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ (* (/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x))))) (/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x)))))) (sqrt (+ (sqrt (+ x 1)) (sqrt x))))
0.2b
(/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x)))))
0.2b
(/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x)))))
0.3b
(* (/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x))))) (/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x))))))

rewrite440.0ms

Algorithm
rewrite-expression-head
Rules
592×sqrt-prod
412×*-un-lft-identity
369×times-frac
342×add-sqr-sqrt
166×add-cube-cbrt
112×distribute-lft-out
110×add-exp-log
88×sqrt-pow1
86×pow-flip
74×swap-sqr
71×pow1
53×div-exp
49×unswap-sqr
44×pow1/2
42×associate-*r* associate-*l*
38×add-cbrt-cube
33×associate-/r*
32×prod-exp
26×sqrt-div
25×pow-prod-up
18×rec-exp 1-exp pow-div
15×cbrt-undiv
14×associate-/r/
13×pow-sqr
10×inv-pow
div-inv
cbrt-unprod
flip3-+ pow-prod-down flip-+ associate-/l*
insert-posit16 add-log-exp associate-/l/
clear-num frac-2neg
frac-times associate-*l/ associate-*r/ un-div-inv
pow2 pow-plus *-commutative
Counts
4 → 493
Calls
4 calls:
122.0ms
(/ (* (/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x))))) (/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x)))))) (sqrt (+ (sqrt (+ x 1)) (sqrt x))))
54.0ms
(/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x)))))
55.0ms
(/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x)))))
181.0ms
(* (/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x))))) (/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x))))))

series741.0ms

Counts
4 → 12
Calls
4 calls:
99.0ms
(/ (* (/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x))))) (/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x)))))) (sqrt (+ (sqrt (+ x 1)) (sqrt x))))
212.0ms
(/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x)))))
268.0ms
(/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x)))))
162.0ms
(* (/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x))))) (/ 1 (sqrt (sqrt (+ (sqrt (+ x 1)) (sqrt x))))))

simplify1.2s

Counts
505 → 505
Iterations
IterNodes
22535
11171
0380

prune5.8s

Pruning

7 alts after pruning (4 fresh and 3 done)

Merged error: 0.0b

regimes70.0ms

Accuracy

0% (0.1b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 0.2b

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
211
111
07

end0.0ms

sample2.4s

Algorithm
intervals
Results
946.0ms7978×body80nan
496.0ms1712×body1280valid
326.0ms1260×body640valid
213.0ms4111×body80valid
118.0ms605×body320valid
45.0ms312×body160valid