∂t
∂u
+(u⋅∇)u=−∇p+νΔu+f,
∇
⋅
𝑢
=
0
,
∇⋅u=0,
4,12,36..... How many terms in the sequence is 2916
x+y=5
x-y=3
12457771.5337
1138666.321
2601327.5658
2654112.5016
23844437÷10674
3410047.642
262610711316
165713810032
213481284
86.768...
3410047642
86.7683...
xy/x
ab * a
ab x a