Details

Time bar (total: 8.2s)

sample24.0ms

Algorithm
intervals
Results
10.0ms256×body80valid

simplify4.0ms

Counts
1 → 1
Iterations
IterNodes
done6
16
05

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 15.0b

localize13.0ms

Local error

Found 1 expressions with local error:

15.0b
(/ x (+ (* x x) 1.0))

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt *-un-lft-identity times-frac add-cube-cbrt
associate-/r* add-cbrt-cube add-exp-log associate-/l*
associate-/r/
pow1 cbrt-undiv clear-num frac-2neg flip3-+ div-exp flip-+ div-inv add-log-exp
Counts
1 → 29
Calls
1 calls:
23.0ms
(/ x (+ (* x x) 1.0))

series115.0ms

Counts
1 → 3
Calls
1 calls:
115.0ms
(/ x (+ (* x x) 1.0))

simplify1.1s

Counts
32 → 32
Iterations
IterNodes
done5000
2783
1183
074

prune151.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize13.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ x (sqrt (+ 1.0 (* x x))))
0.0b
(/ (/ x (sqrt (+ 1.0 (* x x)))) (sqrt (+ (* x x) 1.0)))
15.0b
(sqrt (+ 1.0 (* x x)))
15.0b
(sqrt (+ (* x x) 1.0))

rewrite94.0ms

Algorithm
rewrite-expression-head
Rules
288×times-frac
164×add-sqr-sqrt
162×*-un-lft-identity add-cube-cbrt
156×sqrt-prod
27×associate-/l*
22×sqrt-div
18×associate-/r/
12×associate-/r*
11×flip3-+ add-cbrt-cube add-exp-log flip-+
div-inv
pow1
cbrt-undiv div-exp add-log-exp
rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2
associate-/l/
Counts
4 → 262
Calls
4 calls:
14.0ms
(/ x (sqrt (+ 1.0 (* x x))))
55.0ms
(/ (/ x (sqrt (+ 1.0 (* x x)))) (sqrt (+ (* x x) 1.0)))
5.0ms
(sqrt (+ 1.0 (* x x)))
8.0ms
(sqrt (+ (* x x) 1.0))

series383.0ms

Counts
4 → 12
Calls
4 calls:
185.0ms
(/ x (sqrt (+ 1.0 (* x x))))
74.0ms
(/ (/ x (sqrt (+ 1.0 (* x x)))) (sqrt (+ (* x x) 1.0)))
56.0ms
(sqrt (+ 1.0 (* x x)))
68.0ms
(sqrt (+ (* x x) 1.0))

simplify1.5s

Counts
274 → 274
Iterations
IterNodes
done5002
23493
1874
0368

prune972.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize16.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (- (/ 1.0 (pow x 5)) (/ 1.0 (pow x 3))) (/ 1 x))
0.1b
(/ 1.0 (pow x 3))
0.3b
(/ 1.0 (pow x 5))
20.1b
(- (/ 1.0 (pow x 5)) (/ 1.0 (pow x 3)))

rewrite751.0ms

Algorithm
rewrite-expression-head
Rules
109×add-sqr-sqrt
97×times-frac
69×*-un-lft-identity
47×add-cube-cbrt
33×unpow-prod-down
20×difference-of-squares
19×associate-/r*
17×sqr-pow
16×cube-prod
14×add-exp-log
11×add-log-exp
add-cbrt-cube distribute-lft-out--
div-exp div-inv associate-/l*
distribute-lft-out
cube-mult pow1 unpow3
frac-add
pow-to-exp cbrt-undiv associate-+l+ clear-num sum-log sub-neg frac-2neg flip3-- diff-log pow-exp frac-sub flip--
+-commutative flip3-+ associate-+l- flip-+
Counts
4 → 171
Calls
4 calls:
610.0ms
(+ (- (/ 1.0 (pow x 5)) (/ 1.0 (pow x 3))) (/ 1 x))
13.0ms
(/ 1.0 (pow x 3))
13.0ms
(/ 1.0 (pow x 5))
104.0ms
(- (/ 1.0 (pow x 5)) (/ 1.0 (pow x 3)))

series430.0ms

Counts
4 → 12
Calls
4 calls:
85.0ms
(+ (- (/ 1.0 (pow x 5)) (/ 1.0 (pow x 3))) (/ 1 x))
70.0ms
(/ 1.0 (pow x 3))
70.0ms
(/ 1.0 (pow x 5))
205.0ms
(- (/ 1.0 (pow x 5)) (/ 1.0 (pow x 3)))

simplify1.1s

Counts
183 → 183
Iterations
IterNodes
done5001
22560
1576
0258

prune763.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes141.0ms

Accuracy

99.9% (0.0b remaining)

Error of 0.0b against oracle of 0.0b and baseline of 14.5b

bsearch56.0ms

Steps
ItersRangePoint
7
13.800596953327334
2205.5689030668646
507.01009039307485
2
-3.2275392569223236e+62
-2.967245708633018e+62
-3.1950025633861604e+62

simplify3.0ms

Iterations
IterNodes
done28
128
021

end0.0ms

sample511.0ms

Algorithm
intervals
Results
332.0ms8000×body80valid