We first introduce methods of finding the sum of the first n terms for an arithmetic sequence of higher order.

我们首先介绍了高阶等差数列前 n 项和的求解方法。

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We first introduce the concept of game theory.

我们首先介绍了博弈论的概念。

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Here, we first introduce the concept and theory of buffer overflow.

在此，首先介绍缓冲区溢出的概念和原理。

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As an extension of the SAP Runs SAP program, we were one of the first enterprises to globally introduce iPad, and now with over 2, 000 in use we are one of the leading organizations using it as a business tool.

FORBES: The Evolution of SAP Runs SAP

"We are excited to introduce the first waterproof case for the ContourHD camera lines, " says Marc Barros, VholdR's CEO.

ENGADGET: Waterproof ContourHD case enables head-mounted video captures under the sea

We are also very proud to introduce the first one-lens 3D system alongside the NX300, opening up a whole new world of 3D photography and video recording for consumers everywhere.

ENGADGET: Samsung unveils 3D-capable NX300 mirrorless camera and 45mm f/1.8 2D/3D lens ahead of CES, we go eyes on (update)