Romanization of Greek Greek numerals which employed the entire alphabet, including the nonstandard letters digamma, stigma, or sigma-tau (placed between epsilon and zeta), koppa (placed between pi and rho), and sampi (placed after omega). As revised in 2001, ELOT 743 provides for the uncommon characters to be given (in Greek) as $ for stigma, + for koppa, and / for sampi. These symbols are not given lower-case equivalents. When used as numbers, the letters are used in combination with the upper "keraia" numeral sign ⟨ʹ⟩ to denote numbers from 1 to 900 and in combination with the lower "keraia" ⟨͵⟩ to denote multiples
Torque (game engine) successor to Torque Game Engine Advanced (TGEA), Torque 3D features PhysX support, modern shader features, an advanced deferred lighting model, as well as build support for Windows, macOS and Linux. DTS and DIF have been superseded by COLLADA, a more commonly supported interactive 3D model file format. The DIF format has been completely deprecated, while DTS is still used as an internal format. Torque 2D, originally Torque Game Builder, is a game engine designed for 2D games and based on the "Torque Game Engine". It was first released in 2006, in a "standard" and a "pro" version, with the professional