Details

Time bar (total: 13.4s)

sample54.0ms

Algorithm
intervals
Results
16.0ms57×body640valid
14.0ms136×body80valid
10.0ms46×body320valid
3.0ms17×body160valid

simplify6.0ms

Counts
1 → 1
Iterations
IterNodes
done18
218
115
07

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 15.2b

localize13.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (+ x 1))
0.0b
(/ 1 (- x 1))
3.2b
(- (/ 1 (+ x 1)) (/ 1 (- x 1)))

rewrite106.0ms

Algorithm
rewrite-expression-head
Rules
850×*-un-lft-identity
783×times-frac
710×add-sqr-sqrt
486×prod-diff
454×add-cube-cbrt
125×difference-of-squares
98×associate-/r/
94×distribute-lft-out
81×distribute-lft-out--
58×difference-of-sqr-1
52×div-inv
30×flip-+
29×flip3-+
21×flip--
20×flip3--
18×fma-neg
11×associate-/r* add-exp-log
add-cbrt-cube
associate-/l*
pow1 add-log-exp
div-exp
expm1-log1p-u insert-posit16 log1p-expm1-u
cbrt-undiv rec-exp clear-num frac-2neg 1-exp pow-flip inv-pow
sub-neg diff-log frac-sub
Counts
3 → 638
Calls
3 calls:
8.0ms
(/ 1 (+ x 1))
8.0ms
(/ 1 (- x 1))
59.0ms
(- (/ 1 (+ x 1)) (/ 1 (- x 1)))

series121.0ms

Counts
3 → 9
Calls
3 calls:
26.0ms
(/ 1 (+ x 1))
20.0ms
(/ 1 (- x 1))
74.0ms
(- (/ 1 (+ x 1)) (/ 1 (- x 1)))

simplify2.7s

Counts
647 → 647
Iterations
IterNodes
done5000
24907
11322
0553

prune2.0s

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 1.0b

localize17.0ms

Local error

Found 2 expressions with local error:

0.9b
(/ 1 (- (* x x) (* 1 1)))
2.4b
(- x (+ 2 x))

rewrite38.0ms

Algorithm
rewrite-expression-head
Rules
30×*-un-lft-identity
21×add-sqr-sqrt
19×add-cube-cbrt
12×times-frac prod-diff
add-log-exp
add-exp-log
difference-of-squares
associate-/r* add-cbrt-cube distribute-lft-out
pow1 fma-neg associate-/l*
expm1-log1p-u flip3-- diff-log div-exp associate-/r/ insert-posit16 log1p-expm1-u flip-- distribute-lft-out--
cbrt-undiv rec-exp clear-num sum-log sub-neg frac-2neg 1-exp div-inv pow-flip associate--r+ inv-pow
Counts
2 → 75
Calls
2 calls:
24.0ms
(/ 1 (- (* x x) (* 1 1)))
12.0ms
(- x (+ 2 x))

series50.0ms

Counts
2 → 6
Calls
2 calls:
42.0ms
(/ 1 (- (* x x) (* 1 1)))
9.0ms
(- x (+ 2 x))

simplify1.5s

Counts
81 → 81
Iterations
IterNodes
done5002
21576
1328
0141

prune241.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.9b

localize20.0ms

Local error

Found 2 expressions with local error:

0.0b
(* (/ 1 (- (* x x) (* 1 1))) -2)
0.9b
(/ 1 (- (* x x) (* 1 1)))

rewrite63.0ms

Algorithm
rewrite-expression-head
Rules
27×add-sqr-sqrt
26×times-frac
21×*-un-lft-identity
20×add-cube-cbrt
18×associate-*l*
15×add-exp-log
add-cbrt-cube
difference-of-squares
pow1
associate-/r* div-exp prod-exp associate-/r/
associate-*r* associate-/l* unswap-sqr
expm1-log1p-u cbrt-undiv rec-exp flip3-- 1-exp cbrt-unprod insert-posit16 log1p-expm1-u div-inv flip-- add-log-exp
clear-num frac-2neg pow-prod-down associate-*l/ *-commutative pow-flip inv-pow
Counts
2 → 83
Calls
2 calls:
48.0ms
(* (/ 1 (- (* x x) (* 1 1))) -2)
13.0ms
(/ 1 (- (* x x) (* 1 1)))

series91.0ms

Counts
2 → 6
Calls
2 calls:
35.0ms
(* (/ 1 (- (* x x) (* 1 1))) -2)
56.0ms
(/ 1 (- (* x x) (* 1 1)))

simplify1.4s

Counts
89 → 89
Iterations
IterNodes
done5002
21562
1385
0143

prune333.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize25.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (+ x 1))
0.0b
(* (/ (/ 1 (+ x 1)) (- x 1)) -2)
0.1b
(/ (/ 1 (+ x 1)) (- x 1))

rewrite143.0ms

Algorithm
rewrite-expression-head
Rules
449×times-frac
381×*-un-lft-identity
331×add-sqr-sqrt
171×add-cube-cbrt
132×associate-*l*
74×difference-of-squares
49×distribute-lft-out
37×difference-of-sqr-1 distribute-lft-out--
36×associate-/r/
31×add-exp-log
21×associate-/l*
19×add-cbrt-cube
18×div-inv
16×flip3-+ flip-+
14×div-exp
11×associate-/r*
cbrt-undiv
pow1
prod-exp
unswap-sqr
expm1-log1p-u rec-exp 1-exp associate-*r* cbrt-unprod insert-posit16 log1p-expm1-u add-log-exp
clear-num frac-2neg flip3-- flip--
pow-prod-down associate-*l/ *-commutative pow-flip inv-pow associate-/l/
Counts
3 → 373
Calls
3 calls:
17.0ms
(/ 1 (+ x 1))
66.0ms
(* (/ (/ 1 (+ x 1)) (- x 1)) -2)
43.0ms
(/ (/ 1 (+ x 1)) (- x 1))

series505.0ms

Counts
3 → 9
Calls
3 calls:
15.0ms
(/ 1 (+ x 1))
57.0ms
(* (/ (/ 1 (+ x 1)) (- x 1)) -2)
433.0ms
(/ (/ 1 (+ x 1)) (- x 1))

simplify936.0ms

Counts
382 → 382
Iterations
IterNodes
done5001
11090
0379

prune1.1s

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

regimes36.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done10
110
07

end0.0ms

sample1.8s

Algorithm
intervals
Results
755.0ms1985×body640valid
409.0ms4155×body80valid
360.0ms1256×body320valid
160.0ms604×body160valid