The second argument must be concave


5

1126

March 18, 2024

[urgent] Illegal operation: rel_entr( {convex}, {convex} )


1

404

March 13, 2024

HOW CAN I solve the issue


4

417

March 3, 2024

HELP:Cannot perform the operation: {real affine} .* {convex}


2

461

March 1, 2024

Quad_form for convex problem (Moderator note: quad_form is convex, but this problem is not)


3

413

February 29, 2024

How to write inverse inside the log_det


8

454

February 24, 2024

About rel_entr(positive, convex)


1

348

February 22, 2024

My objective function is concave but i got "Disciplined convex programming error: Cannot perform the operation: {real affine} ./ {real affine}"


3

381

February 19, 2024

Cannot perform the operation: {convex} ./ {convex} having summation of logs


4

356

February 19, 2024

How to eliminate quadratic form of log(det( X*A*X^T + B))


2

460

February 6, 2024

How can I perform {convex}^2? (Moderator note: {convex}^2 is convex, but the problem contained herein is not)


3

466

January 27, 2024

Encounter error "Invalid quadratic form(s): not a square." when trying to multiply variables


1

392

January 23, 2024

Non convex problem


1

413

January 20, 2024

Help!DCP error: Invalid quadratic form(s): not a square


5

505

January 5, 2024

Dealing with multiple constraints


3

705

January 4, 2024

Disciplined convex programming error: Invalid constraint: {real affine} <= {logconvex} 出错


1

495

December 27, 2023

A colum vector is multiplied by its transpose


3

444

December 26, 2023

Semidefinite programming with rank 1 Hermitian semidefinite matric variable


9

3255

December 22, 2023

CVX variable U(N,N). How to make rank(U)=1?


1

449

December 22, 2023

How to write the following additions into MATLAB code that complies with the DCP rules, this problem has been bothering me for a long time, thank you very much for your advice


7

638

December 20, 2023

Power a square matrix


1

426

December 15, 2023

On using trace_inv function


3

549

December 15, 2023

The problem CVX solved is certainly a convex problem?


4

500

November 28, 2023

How to deal with this problem including indefinite matrix ？


1

430

November 27, 2023

Error on quadratic form


4

521

November 23, 2023

Is it possible to formulate a convex expression to minimize the difference between the Frobenious norm of a positive semidefinite matrix and a real positive value?


2

460

November 21, 2023

Invalid constraint: {convex} == {real constant}


2

860

November 21, 2023

Some questions about kron in CVX?


2

514

November 9, 2023

How do we solve it? Cannot maximize a(n) convex expression


1

730

November 8, 2023

Trace ratio Maximization involving Complex matrices


1

452

November 8, 2023
