名前: . 日時: 2005-12-04 16:06:54 IPアドレス: 59.134.169.*
>>39665 \documentclass{article} \begin{document} \[ \begin{array}{@{}l@{\qquad}r@{\hskip3em}l@{\qquad}r@{}} A_1 = a_{11} x_1 + a_{12} y_1 & \refstepcounter{equation} \mbox{(\theequation)} & A_2 = a_{21} x_2 + a_{22} y_2 & \refstepcounter{equation} \mbox{(\theequation)} \\ A_3 = a_{31} x_3 + a_{32} y_3 & \refstepcounter{equation} \mbox{(\theequation)} & A_4 = a_{41} x_4 + a_{42} y_4 & \refstepcounter{equation} \mbox{(\theequation)} \end{array} \] \end{document} # “専用”の“既製品”は存じません.あしからず.
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