<s>
In	O
numerical	O
solution	O
of	O
differential	O
equations	O
,	O
WENO	O
(	O
weighted	O
essentially	B-Algorithm
non-oscillatory	I-Algorithm
)	O
methods	O
are	O
classes	O
of	O
high-resolution	B-Algorithm
schemes	I-Algorithm
.	O
</s>
<s>
These	O
methods	O
were	O
developed	O
from	O
ENO	B-Algorithm
methods	I-Algorithm
(	O
essentially	B-Algorithm
non-oscillatory	I-Algorithm
)	O
.	O
</s>
<s>
Nowadays	O
,	O
there	O
are	O
many	O
WENO	B-Algorithm
methods	I-Algorithm
.	O
</s>
