Details

Time bar (total: 13.7s)

sample41.0ms

Algorithm
intervals
Results
26.0ms691×body80valid

simplify4.1s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01217
12517
23917
36317
410917
524617
693117
7454317
done500017

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.2b

localize20.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* a a) (* b b))
0.0b
(* 4.0 (* b b))
0.0b
(+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b)))
0.3b
(pow (+ (* a a) (* b b)) 2.0)

rewrite39.0ms

Algorithm
rewrite-expression-head
Rules
10×pow1 add-exp-log
add-cbrt-cube
add-sqr-sqrt add-log-exp
add-cube-cbrt *-un-lft-identity
unpow-prod-down pow-unpow associate-*l* pow-prod-down prod-exp cbrt-unprod
+-commutative flip3-+ sum-log flip-+
pow-to-exp pow-pow associate-*r* pow-exp *-commutative unswap-sqr sqr-pow
Counts
4 → 58
Calls
4 calls:
2.0ms
(+ (* a a) (* b b))
6.0ms
(* 4.0 (* b b))
22.0ms
(+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b)))
6.0ms
(pow (+ (* a a) (* b b)) 2.0)

series224.0ms

Counts
4 → 12
Calls
4 calls:
27.0ms
(+ (* a a) (* b b))
27.0ms
(* 4.0 (* b b))
66.0ms
(+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b)))
103.0ms
(pow (+ (* a a) (* b b)) 2.0)

simplify2.5s

Counts
70 → 70
Iterations

Useful iterations: 2 (114.0ms)

IterNodesCost
0117931
1318838
21106778
34839778
done5000778

prune164.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize15.0ms

Local error

Found 4 expressions with local error:

0.4b
(* (cbrt (pow (+ (* a a) (* b b)) 2.0)) (cbrt (pow (+ (* a a) (* b b)) 2.0)))
19.0b
(cbrt (pow (+ (* a a) (* b b)) 2.0))
19.0b
(cbrt (pow (+ (* a a) (* b b)) 2.0))
19.0b
(cbrt (pow (+ (* a a) (* b b)) 2.0))

rewrite52.0ms

Algorithm
rewrite-expression-head
Rules
73×cbrt-prod
46×add-sqr-sqrt
29×unpow-prod-down
22×add-cube-cbrt *-un-lft-identity
16×unswap-sqr
15×sqr-pow
11×pow1
10×swap-sqr associate-*r* associate-*l*
pow1/3
add-exp-log
add-cbrt-cube add-log-exp
pow-prod-down pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 109
Calls
4 calls:
37.0ms
(* (cbrt (pow (+ (* a a) (* b b)) 2.0)) (cbrt (pow (+ (* a a) (* b b)) 2.0)))
4.0ms
(cbrt (pow (+ (* a a) (* b b)) 2.0))
4.0ms
(cbrt (pow (+ (* a a) (* b b)) 2.0))
4.0ms
(cbrt (pow (+ (* a a) (* b b)) 2.0))

series602.0ms

Counts
4 → 12
Calls
4 calls:
153.0ms
(* (cbrt (pow (+ (* a a) (* b b)) 2.0)) (cbrt (pow (+ (* a a) (* b b)) 2.0)))
149.0ms
(cbrt (pow (+ (* a a) (* b b)) 2.0))
151.0ms
(cbrt (pow (+ (* a a) (* b b)) 2.0))
148.0ms
(cbrt (pow (+ (* a a) (* b b)) 2.0))

simplify1.5s

Counts
121 → 121
Iterations

Useful iterations: 3 (505.0ms)

IterNodesCost
01192918
12082763
26002621
324872425
done50002425

prune371.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

localize13.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (pow b 4) (* 2 (* (pow a 2) (pow b 2))))
0.0b
(* 2 (* (pow a 2) (pow b 2)))
2.3b
(* (pow a 2) (pow b 2))

rewrite28.0ms

Algorithm
rewrite-expression-head
Rules
38×add-exp-log
28×prod-exp
24×add-sqr-sqrt
16×unswap-sqr
14×unpow-prod-down
12×pow-to-exp pow-exp
11×associate-*l*
10×add-cbrt-cube unpow2 sqr-pow
associate-*r*
add-cube-cbrt *-un-lft-identity
pow1 add-log-exp
cbrt-unprod
pow-prod-down *-commutative
+-commutative flip3-+ sum-log flip-+
Counts
3 → 87
Calls
3 calls:
6.0ms
(+ (pow b 4) (* 2 (* (pow a 2) (pow b 2))))
10.0ms
(* 2 (* (pow a 2) (pow b 2)))
9.0ms
(* (pow a 2) (pow b 2))

series128.0ms

Counts
3 → 9
Calls
3 calls:
55.0ms
(+ (pow b 4) (* 2 (* (pow a 2) (pow b 2))))
36.0ms
(* 2 (* (pow a 2) (pow b 2)))
36.0ms
(* (pow a 2) (pow b 2))

simplify662.0ms

Counts
96 → 96
Iterations

Useful iterations: done (659.0ms)

IterNodesCost
01221229
12981062
21274884
done5001882

prune196.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0b

localize19.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (* 4.0 4.0) (pow b 4))
0.3b
(pow (+ (* a a) (* b b)) (* 2 2.0))
0.3b
(pow (+ (* a a) (* b b)) 2.0)
35.3b
(/ (- (pow (+ (* a a) (* b b)) (* 2 2.0)) (* (* 4.0 4.0) (pow b 4))) (- (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b))))

rewrite111.0ms

Algorithm
rewrite-expression-head
Rules
21×add-exp-log
19×add-sqr-sqrt
17×add-cube-cbrt *-un-lft-identity
11×add-cbrt-cube
10×unpow-prod-down
times-frac prod-exp
associate-*r*
pow1
pow-to-exp pow-unpow pow-exp add-log-exp sqr-pow
associate-/r* cbrt-unprod associate-/l* unswap-sqr
flip3-- pow-pow associate-/r/ flip-- associate-/l/
cbrt-undiv frac-2neg div-sub div-exp associate-*l* clear-num *-commutative div-inv
Counts
4 → 91
Calls
4 calls:
10.0ms
(* (* 4.0 4.0) (pow b 4))
4.0ms
(pow (+ (* a a) (* b b)) (* 2 2.0))
4.0ms
(pow (+ (* a a) (* b b)) 2.0)
90.0ms
(/ (- (pow (+ (* a a) (* b b)) (* 2 2.0)) (* (* 4.0 4.0) (pow b 4))) (- (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b))))

series470.0ms

Counts
4 → 12
Calls
4 calls:
39.0ms
(* (* 4.0 4.0) (pow b 4))
107.0ms
(pow (+ (* a a) (* b b)) (* 2 2.0))
105.0ms
(pow (+ (* a a) (* b b)) 2.0)
219.0ms
(/ (- (pow (+ (* a a) (* b b)) (* 2 2.0)) (* (* 4.0 4.0) (pow b 4))) (- (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b))))

simplify883.0ms

Counts
103 → 103
Iterations

Useful iterations: 2 (265.0ms)

IterNodesCost
02012629
14932517
220652313
done50002313

prune330.0ms

Pruning

4 alts after pruning (0 fresh and 4 done)

Merged error: 0b

regimes124.0ms

Accuracy

0% (0.2b remaining)

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

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01217
11517
done1517

end0.0ms

sample1.1s

Algorithm
intervals
Results
777.0ms21017×body80valid