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jin yong


Last seen: 7 months ago |  Active since 2023

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how to draw a 3D voxel / volumetric plot
how to draw a 3D voxel / volumetric plot like this use matlab this picture were drawn by python, the code sa below: import...

9 months ago | 1 answer | 1

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answer

Answered
converte the anonymous constraint function using fcn2optimexpr
the optimal value fval will be 163.0099. replace the con2=@(x,y,z)(z+abs(x)+abs(y)) cons2=fcn2optimexpr(con...

1 year ago | 1

Question


converte the anonymous constraint function using fcn2optimexpr
N=20 x=optimvar('x',N,'LowerBound',-1,'UpperBound',1); y=optimvar('y',N,'LowerBound',-1,'UpperBound',1); z=optimvar('z',N...

1 year ago | 2 answers | 0

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answers

Question


The Staff Scheduling Problem,Loops Constraints,
The Staff Scheduling Problem Suppose you run the popular Pluto Dogs hot dog stand that is open seven days a week. You hire ...

1 year ago | 1 answer | 0

1

answer

Question


MATLAB built-in function "wrap around" an index in multiperiod planning models
Does MATLAB have a built-in function that functions similarl with @WRAP in LINGO ? The Staff ...

1 year ago | 1 answer | 0

1

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Question


Use Problem-Based Optimize solve the "Or Constraints" problem,which showed in the chapter of "Solver-Based Optimization Problem Setup"
How to solve the same problem with Problem-Based Optimize. This example form https://ww2.mathworks.cn/help...

1 year ago | 1 answer | 0

1

answer

Question


implicit function ，differeation
here we have implicit function , caculate

1 year ago | 1 answer | 0

1

answer

Question


use compose caculate piecewise fun
, caculate ,,, but different picecwise expression get different outcome on ,: f(x)=piecewise(x<=0,0,x) or f(x)=piecewise(x...

1 year ago | 2 answers | 0

2

answers