Server IP : / Your IP : 10.244.4.16 [ Web Server : nginx/1.25.3 System : Linux escuela-portal-app-54f56585bc-kst6g 5.15.0-1084-azure #93-Ubuntu SMP Sat Mar 15 14:12:29 UTC 2025 x86_64 User : root ( 0) PHP Version : 8.2.13 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals, Domains : 0 Domains MySQL : OFF | cURL : ON | WGET : OFF | Perl : ON | Python : OFF | Sudo : OFF | Pkexec : OFF Directory : /proc/449/cwd/app/vendor/markbaker/matrix/examples/ |
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<?php use Matrix\Matrix; use Matrix\Decomposition\QR; include __DIR__ . '/../vendor/autoload.php'; $grid = [ [0, 1], [-1, 0], ]; $targetGrid = [ [-1], [2], ]; $matrix = new Matrix($grid); $target = new Matrix($targetGrid); $decomposition = new QR($matrix); $X = $decomposition->solve($target); echo 'X', PHP_EOL; var_export($X->toArray()); echo PHP_EOL; $resolve = $matrix->multiply($X); echo 'Resolve', PHP_EOL; var_export($resolve->toArray()); echo PHP_EOL;