/usr/lib/jvm/java-8-openjdk-amd64/bin/java -javaagent:/home/vladimir/.local/share/JetBrains/Toolbox/apps/IDEA-U/ch-0/201.7223.91/lib/idea_rt.jar=38461:/home/vladimir/.local/share/JetBrains/Toolbox/apps/IDEA-U/ch-0/201.7223.91/bin -Dfile.encoding=UTF-8 -classpath /usr/lib/jvm/java-8-openjdk-amd64/jre/lib/charsets.jar:/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/ext/cldrdata.jar:/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/ext/dnsns.jar:/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/ext/icedtea-sound.jar:/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/ext/jaccess.jar:/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/ext/java-atk-wrapper.jar:/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/ext/localedata.jar:/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/ext/nashorn.jar:/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/ext/sunec.jar:/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/ext/sunjce_provider.jar:/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/ext/sunpkcs11.jar:/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/ext/zipfs.jar:/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/jce.jar:/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/jsse.jar:/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/management-agent.jar:/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/resources.jar:/usr/lib/jvm/java-8-openjdk-amd64/jre/lib/rt.jar:/home/vladimir/IdeaProjects/AiVMO_lab1/out/production/AiVMO_lab1 ru.favarish.Main
Ведущий элемент оказался нулем!
Начало
 2   -3   5   7   1
 4   -6   2   3   2
 2   -3   -11   -15   1
Преобразование строки
2/2 -3/2 5/2 7/2 1/2
 4   -6   2   3   2
 2   -3   -11   -15   1
Пересчитывание матрицы:
2/2 -3/2 5/2 7/2 1/2
 4   0  -16/2 -22/2  0
 2   0  -32/2 -44/2  0
Зануление текущей (1) колонки
2/2 -3/2 5/2 7/2 1/2
 0   0  -16/2 -22/2  0
 0   0  -32/2 -44/2  0
Упрощение матрицы
 1  -3/2 5/2 7/2 1/2
 0   0   -8   -11   0
 0   0   -16   -22   0
Преобразование строки
Преобразование строки
 1  -3/2 5/2 7/2 1/2
 0   0   -8   -11   0
 0   0  -16/-16 -22/-16  0
Пересчитывание матрицы:
 1  -3/2 5/2 -2/-32 -16/-32
 0   0   -8   0   0
 0   0  -16/-16 -22/-16  0
Зануление текущей (3) колонки
 1  -3/2  0  -2/-32 -16/-32
 0   0   0   0   0
 0   0  -16/-16 -22/-16  0
Упрощение матрицы
 1  -3/2  0  1/16 1/2
 0   0   0   0   0
 0   0   1  11/8  0
Ответ:
X1 = (3/2)*X2 + (-1/16)*X4 + 1/2
X2 =
X3 = (-11/8)*X4 +  0

Process finished with exit code 0