Details

Time bar (total: 10.5s)

sample81.0ms

Algorithm
intervals
Results
53.0ms112×body10240exit
10.0ms256×body80valid

simplify17.0ms

Counts
1 → 1

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 1.5b

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (exp a) (exp b))
1.5b
(/ (exp a) (+ (exp a) (exp b)))

rewrite51.0ms

Algorithm
rewrite-expression-head
Rules
21×*-un-lft-identity
12×times-frac
11×add-sqr-sqrt add-cube-cbrt
distribute-lft-out
associate-/r* add-cbrt-cube add-log-exp
add-exp-log associate-/l*
pow1 flip3-+ associate-/r/ flip-+
cbrt-undiv +-commutative frac-2neg div-exp clear-num sum-log div-inv
Counts
2 → 45
Calls
2 calls:
19.0ms
(+ (exp a) (exp b))
29.0ms
(/ (exp a) (+ (exp a) (exp b)))

series104.0ms

Counts
2 → 6
Calls
2 calls:
38.0ms
(+ (exp a) (exp b))
65.0ms
(/ (exp a) (+ (exp a) (exp b)))

simplify1.8s

Counts
51 → 51

prune175.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.9b

localize11.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (exp a) (exp b))
0.0b
(exp (- a (log (+ (exp a) (exp b)))))
0.5b
(- a (log (+ (exp a) (exp b))))
2.7b
(log (+ (exp a) (exp b)))

rewrite95.0ms

Algorithm
rewrite-expression-head
Rules
19×*-un-lft-identity
11×add-sqr-sqrt
add-log-exp
log-prod
pow1 add-cube-cbrt
log-div exp-prod
add-exp-log
flip3-+ exp-sum add-cbrt-cube flip-+ associate--r+ distribute-lft-out-- associate--r-
log-pow distribute-lft-out
sub-neg diff-log rem-exp-log difference-of-squares
+-commutative flip3-- exp-diff rem-log-exp sum-log flip--
Counts
4 → 68
Calls
4 calls:
10.0ms
(+ (exp a) (exp b))
37.0ms
(exp (- a (log (+ (exp a) (exp b)))))
28.0ms
(- a (log (+ (exp a) (exp b))))
19.0ms
(log (+ (exp a) (exp b)))

series197.0ms

Counts
4 → 12
Calls
4 calls:
34.0ms
(+ (exp a) (exp b))
65.0ms
(exp (- a (log (+ (exp a) (exp b)))))
49.0ms
(- a (log (+ (exp a) (exp b))))
48.0ms
(log (+ (exp a) (exp b)))

simplify1.8s

Counts
80 → 80

prune275.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.9b

localize14.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (- (/ a 2) (log 2)) (/ b 2))
0.0b
(- (/ a 2) (log 2))
0.0b
(exp (- (- (/ a 2) (log 2)) (/ b 2)))

rewrite594.0ms

Algorithm
rewrite-expression-head
Rules
22×*-un-lft-identity
20×add-sqr-sqrt
13×add-log-exp
12×distribute-lft-out--
exp-prod
diff-log
pow1 difference-of-squares
add-cube-cbrt sub-neg
exp-sum associate--l+
add-exp-log log-prod flip3-- times-frac log-pow add-cbrt-cube flip-- rem-exp-log associate--r+
frac-sub
associate--l- exp-diff
Counts
3 → 65
Calls
3 calls:
215.0ms
(- (- (/ a 2) (log 2)) (/ b 2))
27.0ms
(- (/ a 2) (log 2))
349.0ms
(exp (- (- (/ a 2) (log 2)) (/ b 2)))

series406.0ms

Counts
3 → 9
Calls
3 calls:
59.0ms
(- (- (/ a 2) (log 2)) (/ b 2))
282.0ms
(- (/ a 2) (log 2))
65.0ms
(exp (- (- (/ a 2) (log 2)) (/ b 2)))

simplify1.3s

Counts
74 → 74

prune243.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0.9b

localize15.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify12.0ms

Counts
0 → 0

prune0.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0.9b

regimes122.0ms

Accuracy

0% (0.2b remaining)

Error of 0.5b against oracle of 0.3b and baseline of 0.5b

bsearch0.0ms

simplify15.0ms

end0.0ms

sample3.1s

Algorithm
intervals
Results
2.4s3395×body10240exit
357.0ms8000×body80valid