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nsolve

solve equation for x and system of equations for x and y by numerically.


Calling Sequence Parameters Description Examples References Source

Calling Sequence

nsolve(eq)
nsolve(eq, x)
nsolve(eq, x=x0)
nsolve(eq, x,x0)
nsolve(eq 1, eq 2)

Parameters

eq - equation.
x - default unknown.
x0 - initial value of x.
y - default unknown for system of equations.

Description

Example

Click the nsolve button to call nsolve():
> nsolve(x^2+5x+6=0)
> nsolve(x^2+5x+6)

system of equation:
> nsolve(x+y=3, x-y=1)

References

solve, lasolve, rsolve, dsolve, 
See Also

d0.5ydx0.5=sin(x-1)sin(y-1) == ? d0.5ydx0.5-cosh(y)-sinh(y)=0 == ? d1.6ydx1.6-y(x)(dx)0.8-y-exp(x)=0 == ? y(x)(dx)0.5-y-exp(x)=0 == ? d0.5ydx0.5-exp(y)x=0 == ? d0.5ydx0.5-exp(y)y=0 == ? d0.5ydx0.5=cos(x)xy == ? ydy0.5dx0.5-x-1=0 == ? d1.2ydx1.2-2d0.6ydx0.6+y-exp(x)=0 == ? d0.5ydx0.5=cos(y)exp(x)x == ? d1.6ydx1.6-2d0.8ydx0.8+y-exp(x)=0 == ? d0.5ydx0.5-exp(y)x=0 == ? d1.6ydx1.6-3d0.8ydx0.8+2y-exp(x)=0 == ? d0.5ydx0.5 +log(y-1)-exp(x)-x=0 == ? d0.5ydx0.5-exp(y)sin(x)=0 == ? d0.5ydx0.5=ysin(x)x == ? y(0.5)(x)-4exp(x)y-exp(x)=0 == ? dy0.5dx0.5=1x-y == ? dydx-d0.5ydx0.5 - y - exp(x)=0 == ? dydx-exp(y-1)-x-x2=0 == ? d1.2ydx1.2-3dy0.6dx0.6+2y-exp(x)=0 == ? dydx-d0.5ydx0.5-y-1=0 == ? d0.5ydx0.5-cos(y)sin(x)=0 == ? d1.6ydx1.6-d0.8ydx0.8-y-exp(4x)=0 == ? dydx-exp(y-1)-exp(x)=0 == ? dydx-2d0.5ydx0.5-y-exp(x)=0 == ? d1.6ydx1.6-d0.8ydx0.8-y-exp(x)=0 == ? d0.5ydx0.5-e4x-y=0 == ? y(0.5)(x)-exp(x)y-exp(x)=0 == ? y(0.5)(x)-exp(x)y-4exp(x)=0 == ? dydx-3d0.5ydx0.5+2y-exp(x)=0 == ? yd0.5ydx0.5-x-1=0 == ? y(1)(x)-exp(y-1)-x=0 == ? d1.6ydx1.6-d0.8ydx0.8-2y-exp(x)=0 == ? d1.6ydx1.6-d0.8ydx0.8-y-exp(4x)=0 == ? d0.5ydx0.5-log(y-1)-exp(x)+x=0 == ? dydx+asin(y-1)-cos(x)-x=0 == ? d1.6ydx1.6-3d0.8ydx0.8+2y-exp(x)=0 == ? dydx-y-1-x-1=0 == ? dydx-exp(y-1)-exp(x)=0 == ? dydx +asinh(y-1)-cosh(x)-x =0 == ? (d12ydx12)2-3ydy0.5dx0.5+2y2=0 == ? dy0.5dx0.5=cos(x)cos(y-1) == ? d0.5ydx0.5+log(y-1)-exp(x)-x=0 == ? dy0.5dx0.5=sin(x-1)exp(y-1) == ? yd2ydx2-(dydx)2+1=0 == ? y(1)(x)-exp(y-1)-log(x)=0 == ? d2ydx2exp(x)-exp(y-1)=0 == ? d1.6ydx1.6-2d0.8ydx0.8-y-exp(x)=0 == ? d1.6ydx1.6-2d0.8ydx0.8+y-exp(x)=0 == ? dydx-3d0.5ydx0.5+2y-exp(x)=0 == ? y(0.5)(x)-xy-x=0 == ? ydy3dx3-x3-3x2-3x-1=0 == ? y(1.8)(x)-2y(0.9)(x)+y-1=0 == ? y(0.5)(x)=1xy-1 == ? y(2)(x)y2-x2-2x-1=0 == ? (d0.5ydx0.5)2-5d0.5ydx0.5+6=0 == ? y(0.5)(x)-2exp(x)y-4exp(x)=0 == ? d1.6ydx1.6-d0.8ydx0.8-y-exp(x)=0 == ? y0.5(x)=2yexp(x) == ? y(0.5)(x)-exp(x)y2=0 == ? d1.6ydx1.6-2d0.8ydx0.8+y-exp(x)=0 == ? y(1)(x)-y2-xy=0 == ? y(1)(x)-y(0.5)(x)-y-1=0 == ? y(2)(x)-y2-x2=0 == ? y(2)(x)-y2-x2-2xy=0 == ? y(0.5)(x)-y(x)(dx)0.5-y-exp(x)=0 == ? d0.5dx0.5y-2cos(y)exp(x)=0 == ? d0.5dx0.5y-4sin(y)exp(x)=0 == ? d0.5ydx0.5=sin(x2)y == ? d0.5ydx0.5-sin(x)sin(y)=0 == ? d0.5ydx0.5-sinh(x)sinh(y)=0 == ? y(1)(x)=exp(x-y)-x == ? xd0.5ydx0.5-y-2x=0 == ? d0.5ydx0.5=sinh(x-1)sinh(y-1) == ? y(0.5)(x)-exp(-x)y2=0 == ? d0.5ydx0.5=yxsin(x) == ? dydx-sin(x-y)-1=0 == ? d2.5ydx2.5=yd0.5ydx0.5 == ? d0.5ydx0.5=ydydx == ? d2-iydx2-i-y+x=0 == ? d2ydx2=y3x2 == ? yd2ydx2-x2-3x-1=0 == ? yd2ydx2-2x2-3x-1=0 == ? (y-x-1)d2ydx2-3x-1=0 == ? y2d2ydx2-x2-4x-4=0 == ? (y-x-1)d2ydx2-x2-4x-4=0 == ? yd2ydx2-2x2-2x-1=0 == ? yd3ydx3-6x3-3x2-3x-1=0 == ? y(0)(x)y(1)(x)y(2)(x)=x2 == ? y(3)(x)y(2)(x)=y(12)(x) == ? y(3)(x)=exp(x)y(1)(x)y(12)(x) == ? y(12)(x)y(3)(x)=exp(x) == ? y(12)(x)y(2)(x)=exp(x) == ? d0.5ydx0.5-2xy-1=0 == ? y2d0.5ydx0.5-x2-4x-4=0 == ? exp(y-1)d0.5ydx0.5-x=0 == ? yd2ydx2-(x-2)(2x-4)=0 == ? yd3ydx3-6x3-4x2-4x-1=0 == ? exp(y-1)d2ydx2-exp(x)=0 == ? y2d2ydx2-x2-1=0 == ? 1y2d2ydx2-x2-1=0 == ? (y-x-1)d3ydx3-(x-2)(2x-4)(3x-1)=0 == ? d0.5ydx0.5-2x2y2-8x2=0 == ? d0.5ydx0.5-2xy2-8x=0 == ? d0.5ydx0.5-y2-2y-2=0 == ? d0.5ydx0.5-log(y-1)exp(x)=0 == ? yd2ydx2-(dydx)2-1=0 == ? d2ydx2-asin(y-1)-sin(x)-x=0 == ? dydx(x--y)-x--y-1=0 == ?