Details

Time bar (total: 14.6s)

sample28.0ms

Algorithm
intervals
Results
13.0ms59×body640valid
5.0ms154×body80valid
3.0ms28×body320valid
1.0ms15×body160valid

simplify6.0ms

Counts
1 → 1
Iterations
IterNodes
done18
218
115
07

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 12.4b

localize25.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (+ x 1))
0.0b
(/ 1 (- x 1))
1.6b
(- (/ 1 (+ x 1)) (/ 1 (- x 1)))

rewrite293.0ms

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:
17.0ms
(/ 1 (+ x 1))
12.0ms
(/ 1 (- x 1))
198.0ms
(- (/ 1 (+ x 1)) (/ 1 (- x 1)))

series108.0ms

Counts
3 → 9
Calls
3 calls:
17.0ms
(/ 1 (+ x 1))
22.0ms
(/ 1 (- x 1))
69.0ms
(- (/ 1 (+ x 1)) (/ 1 (- x 1)))

simplify2.0s

Counts
647 → 647
Iterations
IterNodes
done5001
22592
11290
0553

prune1.3s

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.5b

localize23.0ms

Local error

Found 2 expressions with local error:

0.5b
(/ 1 (- (* x x) (* 1 1)))
1.2b
(- (- x 1) (+ x 1))

rewrite123.0ms

Algorithm
rewrite-expression-head
Rules
70×*-un-lft-identity
51×add-sqr-sqrt
37×prod-diff
29×add-cube-cbrt
15×difference-of-squares
14×add-log-exp
12×times-frac
11×associate--l+ distribute-lft-out--
distribute-lft-out
fma-neg
diff-log add-exp-log
difference-of-sqr-1
associate-/r* flip3-- add-cbrt-cube frac-sub flip--
pow1 associate-/l*
expm1-log1p-u sum-log sub-neg flip3-+ div-exp associate-/r/ flip-+ insert-posit16 log1p-expm1-u
associate--l- cbrt-undiv rec-exp clear-num frac-2neg 1-exp div-inv pow-flip associate--r+ inv-pow
Counts
2 → 115
Calls
2 calls:
25.0ms
(/ 1 (- (* x x) (* 1 1)))
91.0ms
(- (- x 1) (+ x 1))

series57.0ms

Counts
2 → 6
Calls
2 calls:
47.0ms
(/ 1 (- (* x x) (* 1 1)))
9.0ms
(- (- x 1) (+ x 1))

simplify3.1s

Counts
121 → 121
Iterations
IterNodes
done5000
34995
21590
1525
0193

prune327.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.5b

localize12.0ms

Local error

Found 2 expressions with local error:

0.0b
(* (/ 1 (- (* x x) (* 1 1))) -2)
0.5b
(/ 1 (- (* x x) (* 1 1)))

rewrite92.0ms

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:
61.0ms
(* (/ 1 (- (* x x) (* 1 1))) -2)
29.0ms
(/ 1 (- (* x x) (* 1 1)))

series84.0ms

Counts
2 → 6
Calls
2 calls:
46.0ms
(* (/ 1 (- (* x x) (* 1 1))) -2)
38.0ms
(/ 1 (- (* x x) (* 1 1)))

simplify1.7s

Counts
89 → 89
Iterations
IterNodes
done5000
32602
2930
1362
0143

prune335.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

localize16.0ms

Local error

Found 3 expressions with local error:

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

rewrite164.0ms

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:
11.0ms
(/ 1 (+ x 1))
94.0ms
(* (/ (/ 1 (+ x 1)) (- x 1)) -2)
40.0ms
(/ (/ 1 (+ x 1)) (- x 1))

series116.0ms

Counts
3 → 9
Calls
3 calls:
15.0ms
(/ 1 (+ x 1))
50.0ms
(* (/ (/ 1 (+ x 1)) (- x 1)) -2)
51.0ms
(/ (/ 1 (+ x 1)) (- x 1))

simplify2.0s

Counts
382 → 382
Iterations
IterNodes
done5001
22874
11035
0379

prune1.2s

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

regimes26.0ms

Accuracy

0% (0.1b remaining)

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

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
done12
112
08

end0.0ms

sample1.5s

Algorithm
intervals
Results
641.0ms4192×body80valid
466.0ms1928×body640valid
224.0ms1244×body320valid
65.0ms636×body160valid