Each constraint represents a single equation.

每个约束表示一个方程。

youdao

Contains not a single equation in its 400-plus pages.

在这本400多页的书中，一个方程序也没有使用。

youdao

As a mathematical calculation of the whole reducible to a single equation?

作为一个数学计算可简化为一个单个的公式？

youdao

Amid the hullabaloo, he heard that Einstein had failed to finish his greatest work: a single, inch-long equation that would summarize the laws of physics.

WSJ: The Weekend Interview with Michio Kaku: Captain Michio and the World of Tomorrow

So if we take that out of the equation by creating a single-payer system, then we will be able to cover anyone.

FORBES: Ana Malinow, M.D.

Underlying almost all the ethnic conflicts in Indonesia are economic imbalances--and righting that equation will be the single biggest challenge for the next government.

CNN: ASIANOW - TIME Asia