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I build a quite complicated NLP using the Problem interface ( https://cyipopt.readthedocs.io/en/stable/tutorial.html#problem-interface ), which is working fine.
I am using a lot of class variables …
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The code below is written to solve the following problem:
minimize ∥Ax−b∥2
subject to Cx=d
However, it throws an exception on this line
`ApplicationReturnStatus status = app->OptimizeTNLP(p…
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Hello everyone,
I am currently working on testing the implementation of body force using an 8-m tall column structure (refer to Figure 1 or 2).
The bottom surface is fixed and the side walls can o…
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Hi! I am using an Apple MacBook Air (M1, 2020), and in my `~/.zshrc`, I have a line like this
```
export DYLD_LIBRARY_PATH=/Users/henrique/coinbrew/Ipopt/dist/lib
```
for exporting the path to the…
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## Enhancement
Implement the augmented Lagrangian method (ALM; aka "method of multipliers").
## Motivation
The ALM (approximately) solves a sequence of unconstrained minimization problems on…
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In [this demo](https://tum-pbs.github.io/PhiFlow/Fluids_Tutorial.html), it is explained to obtain grad of grid values.
However, I'd like to optimize the center location of inflow like this:
```pyt…
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Hello, everyone!
I am doing a single joint test, the joint model is `X5-9`. But I ran into a doubt, `deflection` is not equal to the value after subtracting the equivalent motor position from…
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In GitLab by @DillonJ on Jun 19, 2020, 10:09
The purpose of this issue is to discuss our approach to Decomposition in SpineOpt
### Introduction :
Decomposition approaches take advantage of certain p…
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The code below prints -1.0 for ti.vulkan backend (as expected), but 0.0 for ti.cuda or ti.cpu backend.
```
import taichi as ti
ti.init(arch=ti.cuda)
@ti.kernel
def max_kernel() -> ti.f32:
…
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I am using Couenne as a C++ library to solve MINLP programmatically. I have constructed a `CouenneProblem` with the following code:
```cpp
#include
#include
#include
int main()
{
const C…