Details

Time bar (total: 18.9s)

sample34.0ms

Algorithm
intervals
Results
10.0ms258×body80valid
6.0ms13×body640valid
1.0msbody1280valid
1.0msbody320valid
0.0msbody160valid

simplify2.0s

Counts
1 → 1
Iterations
IterNodes
done5000
63818
5978
4326
3116
245
120
011

prune28.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 7.5b

localize30.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- y z) (- a z))
1.5b
(fma (/ (- y z) (- a z)) (- t x) x)

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
38×add-sqr-sqrt *-un-lft-identity
25×times-frac
14×add-cube-cbrt
12×distribute-lft-out-- difference-of-squares
associate-/r* associate-/l*
add-cbrt-cube add-exp-log
expm1-log1p-u pow1 flip3-- associate-/r/ log1p-expm1-u flip-- add-log-exp associate-/l/
cbrt-undiv clear-num frac-2neg div-sub div-exp fma-udef div-inv
Counts
2 → 64
Calls
2 calls:
23.0ms
(/ (- y z) (- a z))
1.0ms
(fma (/ (- y z) (- a z)) (- t x) x)

series266.0ms

Counts
2 → 6
Calls
2 calls:
87.0ms
(/ (- y z) (- a z))
179.0ms
(fma (/ (- y z) (- a z)) (- t x) x)

simplify1.8s

Counts
70 → 70
Iterations
IterNodes
done5000
34622
2860
1271
0116

prune433.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 2.3b

localize19.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (- a z))
0.2b
(* (- y z) (/ 1 (- a z)))
2.2b
(fma (* (- y z) (/ 1 (- a z))) (- t x) x)

rewrite73.0ms

Algorithm
rewrite-expression-head
Rules
46×add-sqr-sqrt
40×*-un-lft-identity
32×times-frac
23×add-cube-cbrt
21×associate-*r*
16×add-exp-log
10×add-cbrt-cube
distribute-lft-out-- difference-of-squares
pow1
associate-/r* associate-*l*
flip3-- div-exp prod-exp associate-/r/ flip--
expm1-log1p-u log1p-expm1-u associate-/l* add-log-exp unswap-sqr
frac-times cbrt-undiv rec-exp 1-exp associate-*l/ cbrt-unprod div-inv
clear-num frac-2neg pow-prod-down associate-*r/ un-div-inv *-commutative fma-udef pow-flip inv-pow
Counts
3 → 105
Calls
3 calls:
13.0ms
(/ 1 (- a z))
53.0ms
(* (- y z) (/ 1 (- a z)))
1.0ms
(fma (* (- y z) (/ 1 (- a z))) (- t x) x)

series281.0ms

Counts
3 → 9
Calls
3 calls:
40.0ms
(/ 1 (- a z))
65.0ms
(* (- y z) (/ 1 (- a z)))
176.0ms
(fma (* (- y z) (/ 1 (- a z))) (- t x) x)

simplify3.6s

Counts
114 → 114
Iterations
IterNodes
done5001
22819
1363
0152

prune736.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 2.3b

localize30.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- y z) (- a z))
1.5b
(fma (/ (- y z) (- a z)) (- t x) x)

rewrite46.0ms

Algorithm
rewrite-expression-head
Rules
38×add-sqr-sqrt *-un-lft-identity
25×times-frac
14×add-cube-cbrt
12×distribute-lft-out-- difference-of-squares
associate-/r* associate-/l*
add-cbrt-cube add-exp-log
expm1-log1p-u pow1 flip3-- associate-/r/ log1p-expm1-u flip-- add-log-exp associate-/l/
cbrt-undiv clear-num frac-2neg div-sub div-exp fma-udef div-inv
Counts
2 → 64
Calls
2 calls:
42.0ms
(/ (- y z) (- a z))
1.0ms
(fma (/ (- y z) (- a z)) (- t x) x)

series272.0ms

Counts
2 → 6
Calls
2 calls:
82.0ms
(/ (- y z) (- a z))
190.0ms
(fma (/ (- y z) (- a z)) (- t x) x)

simplify2.0s

Counts
70 → 70
Iterations
IterNodes
done5000
34622
2860
1271
0116

prune490.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 2.3b

localize32.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- a z) (- y z))
0.7b
(+ (/ (- t x) (/ (- a z) (- y z))) x)
3.3b
(/ (- t x) (/ (- a z) (- y z)))

rewrite347.0ms

Algorithm
rewrite-expression-head
Rules
610×times-frac
572×*-un-lft-identity
570×add-sqr-sqrt
200×add-cube-cbrt
185×distribute-lft-out-- difference-of-squares
160×fma-def
36×associate-/r*
26×associate-/r/
14×flip3-- div-inv flip--
10×add-cbrt-cube add-exp-log associate-/l*
add-log-exp
cbrt-undiv div-exp associate-/l/
expm1-log1p-u pow1 div-sub log1p-expm1-u
clear-num frac-2neg
+-commutative sum-log flip3-+ associate-+l- flip-+ distribute-lft-out
Counts
3 → 440
Calls
3 calls:
21.0ms
(/ (- a z) (- y z))
248.0ms
(+ (/ (- t x) (/ (- a z) (- y z))) x)
37.0ms
(/ (- t x) (/ (- a z) (- y z)))

series708.0ms

Counts
3 → 9
Calls
3 calls:
77.0ms
(/ (- a z) (- y z))
282.0ms
(+ (/ (- t x) (/ (- a z) (- y z))) x)
348.0ms
(/ (- t x) (/ (- a z) (- y z)))

simplify563.0ms

Counts
449 → 449
Iterations
IterNodes
done5001
11165
0360

prune2.5s

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 2.2b

regimes640.0ms

Accuracy

13.2% (6.9b remaining)

Error of 10.6b against oracle of 3.6b and baseline of 11.6b

bsearch56.0ms

Steps
ItersRangePoint
6
2.9167653939511533e+225
2.5140333357960115e+226
9.405156079127402e+225

simplify2.0ms

Iterations
IterNodes
done22
122
019

end0.0ms

sample1.9s

Algorithm
intervals
Results
1.1s7794×body80valid
145.0ms395×body320valid
134.0ms489×body640valid
110.0ms286×body1280valid
26.0ms248×body160valid
5.0ms16×body2560valid