Details

Time bar (total: 11.3s)

sample44.0ms

Algorithm
intervals
Results
25.0ms699×body80valid

simplify3.4s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01217
12517
24017
36617
411817
525517
684917
7368817
done500017

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.2b

localize10.0ms

Local error

Found 3 expressions with local error:

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

rewrite87.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log
add-cbrt-cube
add-sqr-sqrt
add-cube-cbrt *-un-lft-identity
add-log-exp
unpow-prod-down pow-unpow associate-*l* pow-prod-down prod-exp cbrt-unprod
+-commutative pow-to-exp pow-pow flip3-+ associate-*r* pow-exp sum-log *-commutative flip-+ unswap-sqr sqr-pow
Counts
3 → 47
Calls
3 calls:
54.0ms
(+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b)))
21.0ms
(* 4.0 (* b b))
10.0ms
(pow (+ (* a a) (* b b)) 2.0)

series210.0ms

Counts
3 → 9
Calls
3 calls:
73.0ms
(+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b)))
25.0ms
(* 4.0 (* b b))
111.0ms
(pow (+ (* a a) (* b b)) 2.0)

simplify1.4s

Counts
56 → 56
Iterations

Useful iterations: 2 (112.0ms)

IterNodesCost
0101765
1242693
2670647
32010647
done5001647

prune132.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize16.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (pow a 4) (+ (pow b 4) (* 2 (* (pow a 2) (pow b 2)))))
0.0b
(+ (pow b 4) (* 2 (* (pow a 2) (pow b 2))))
0.0b
(* 2 (* (pow a 2) (pow b 2)))
1.4b
(* (pow a 2) (pow b 2))

rewrite96.0ms

Algorithm
rewrite-expression-head
Rules
39×add-exp-log
28×prod-exp
25×add-sqr-sqrt
16×unswap-sqr
14×unpow-prod-down
12×pow-to-exp pow-exp
11×*-un-lft-identity associate-*l* add-cbrt-cube add-log-exp
10×unpow2 sqr-pow
add-cube-cbrt associate-*r*
pow1
sum-log cbrt-unprod
+-commutative flip3-+ pow-prod-down *-commutative flip-+
associate-+r+ distribute-lft-out
Counts
4 → 101
Calls
4 calls:
37.0ms
(+ (pow a 4) (+ (pow b 4) (* 2 (* (pow a 2) (pow b 2)))))
13.0ms
(+ (pow b 4) (* 2 (* (pow a 2) (pow b 2))))
24.0ms
(* 2 (* (pow a 2) (pow b 2)))
18.0ms
(* (pow a 2) (pow b 2))

series190.0ms

Counts
4 → 12
Calls
4 calls:
58.0ms
(+ (pow a 4) (+ (pow b 4) (* 2 (* (pow a 2) (pow b 2)))))
54.0ms
(+ (pow b 4) (* 2 (* (pow a 2) (pow b 2))))
43.0ms
(* 2 (* (pow a 2) (pow b 2)))
35.0ms
(* (pow a 2) (pow b 2))

simplify820.0ms

Counts
113 → 113
Iterations

Useful iterations: done (817.0ms)

IterNodesCost
01461649
13731431
212391245
done50011231

prune264.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

localize14.0ms

Local error

Found 4 expressions with local error:

0.0b
(* 2.0 (* (pow a 2) (pow b 2)))
0.0b
(+ (+ (pow b 4) (* 2.0 (* (pow a 2) (pow b 2)))) (* 4.0 (* b b)))
0.0b
(* 4.0 (* b b))
1.4b
(* (pow a 2) (pow b 2))

rewrite116.0ms

Algorithm
rewrite-expression-head
Rules
44×add-exp-log
31×prod-exp
27×add-sqr-sqrt
17×unswap-sqr
16×add-cbrt-cube
14×unpow-prod-down associate-*l*
12×pow-to-exp pow-exp
11×pow1
10×add-cube-cbrt *-un-lft-identity associate-*r* unpow2 sqr-pow
add-log-exp
cbrt-unprod
pow-prod-down
sum-log *-commutative
+-commutative associate-+l+ flip3-+ flip-+
Counts
4 → 108
Calls
4 calls:
24.0ms
(* 2.0 (* (pow a 2) (pow b 2)))
54.0ms
(+ (+ (pow b 4) (* 2.0 (* (pow a 2) (pow b 2)))) (* 4.0 (* b b)))
16.0ms
(* 4.0 (* b b))
18.0ms
(* (pow a 2) (pow b 2))

series161.0ms

Counts
4 → 12
Calls
4 calls:
37.0ms
(* 2.0 (* (pow a 2) (pow b 2)))
66.0ms
(+ (+ (pow b 4) (* 2.0 (* (pow a 2) (pow b 2)))) (* 4.0 (* b b)))
25.0ms
(* 4.0 (* b b))
34.0ms
(* (pow a 2) (pow b 2))

simplify833.0ms

Counts
120 → 120
Iterations

Useful iterations: done (830.0ms)

IterNodesCost
01601554
13851400
213261118
done50001094

prune236.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0b

localize14.0ms

Local error

Found 4 expressions with local error:

1.0b
(* (* b b) (+ (* 2.0 (pow a 2)) 4.0))
1.0b
(* (* b b) (+ (* 2.0 (pow a 2)) 4.0))
20.2b
(sqrt (+ (pow b 4) (* (* b b) (+ (* 2.0 (pow a 2)) 4.0))))
20.2b
(sqrt (+ (pow b 4) (* (* b b) (+ (* 2.0 (pow a 2)) 4.0))))

rewrite111.0ms

Algorithm
rewrite-expression-head
Rules
16×pow1
14×add-exp-log add-cbrt-cube
12×add-sqr-sqrt
add-cube-cbrt *-un-lft-identity
associate-*r* pow-prod-down prod-exp sqrt-prod cbrt-unprod
flip3-+ sqrt-div associate-*r/ flip-+ add-log-exp
distribute-rgt-in rem-sqrt-square distribute-lft-in sqrt-pow1 pow1/2 associate-*l* *-commutative unswap-sqr
Counts
4 → 76
Calls
4 calls:
40.0ms
(* (* b b) (+ (* 2.0 (pow a 2)) 4.0))
40.0ms
(* (* b b) (+ (* 2.0 (pow a 2)) 4.0))
15.0ms
(sqrt (+ (pow b 4) (* (* b b) (+ (* 2.0 (pow a 2)) 4.0))))
14.0ms
(sqrt (+ (pow b 4) (* (* b b) (+ (* 2.0 (pow a 2)) 4.0))))

series422.0ms

Counts
4 → 12
Calls
4 calls:
83.0ms
(* (* b b) (+ (* 2.0 (pow a 2)) 4.0))
75.0ms
(* (* b b) (+ (* 2.0 (pow a 2)) 4.0))
134.0ms
(sqrt (+ (pow b 4) (* (* b b) (+ (* 2.0 (pow a 2)) 4.0))))
129.0ms
(sqrt (+ (pow b 4) (* (* b b) (+ (* 2.0 (pow a 2)) 4.0))))

simplify952.0ms

Counts
88 → 88
Iterations

Useful iterations: done (949.0ms)

IterNodesCost
01031678
12761460
211041344
done50001340

prune469.0ms

Pruning

4 alts after pruning (0 fresh and 4 done)

Merged error: 0b

regimes128.0ms

Accuracy

0% (0.2b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01217
11517
done1517

end0.0ms

sample1.2s

Algorithm
intervals
Results
746.0ms20523×body80valid