COPT 7.0.5
==========
Major performance improvement of Python Matrix modelling.
Fixed an issue regarding SOCP postsolve.
Fixed an issue regarding linear terms in quadratic constraints.

COPT 7.0.4
==========
Fixed an issue regarding SDP with rotated SOC.
Fixed an issue regarding callbacks.
Fixed a performance issue of MIP presolver.
Added support for deleting MVar and MConstr in Python matrix modeling.
Improved performance of Python modeling.
Updated documentations accordingly.
Fixed other issues.

COPT 7.0.3
==========
Added html documentations in COPT package.
Added support to callbacks in Python matrix modeling.
Fixed issues in MIP presolver.
Fixed other issues.
Improved load balancing in COPT compute cluster.
Revised simplex stalling handling.
Revised documentations.

COPT 7.0.2
==========
Replaced x86_64 and arm64 packages by a universal package for macOS.
Added a parameter SolTimeLimit which is taken into account once a feasible MIP solution is found.
Fixed a rare issue in Python Matrix modeling.
Fixed a performance issue in MIP presolver.
Fixed a simplex stalling issue.
Revised Chinese and English documentations.

COPT 7.0.1
==========
Fixed an issue regarding second-order cone dualization.
Fixed a compatible issue in LP reader.
Fixed other issues.

COPT 7.0.0
==========
Main features of COPT 7.0:
COPT solvers performance improvements
COPT callback functionality improvements
COPT web license service
LoongArch64 architecture support

Major components introduced in previous releases
Parallelized optimization solvers:
COPT MIP solver
COPT LP barrier solver
COPT LP simplex solver
COPT (MI)SOCP solver
COPT convex (MI)QP solver
COPT convex (MI)QCP solver
COPT SDP solver
Utilities:
COPT callback functionality
COPT IIS for infeasible problems
COPT Feas-Relax utility
COPT Tuner

Modeling interfaces:
Object-oriented: Python, C++, C#, Java
Third-party    : Julia, AIMMS, AMPL, GAMS, PuLP, Pyomo, CVXPY
C interfaces which work with matrices and vectors

Licensing and remote services:
COPT personal license
COPT server license
COPT floating token server
COPT cluster server

Supported platforms and OS:
Windows: x86
Linux  : x86 and arm64
MacOSX : x86 and arm64
