For honouring the wrathful Tantric deities, the presentations are six in number a cemetery flower, incense of singed flesh, lamp burning human fat (or a substitute), scent of bile, blood (usually symbolized by red water), and human flesh (symbolically made from parched barley flour and butter realistically coloured and modeled).
They usually symbolize sad or dramatic, and those are the tones of the play".
This constant ratio is called the coefficient of friction and is usually symbolized by the Greek letter mu.
The cross section is usually symbolized by the Greek letter sigma, σ, with the units of barns (10−24 cm2) or millibarns (10−3 b) or microbarns (10−6 b).
Binary code, code used in digital computers, based on a binary number system in which there are only two possible states, off and on, usually symbolized by 0 and 1.
As ritually expressed, there are three main forms of the hieros gamos: between god and goddess (most usually symbolized by statues); between goddess and priest-king (who assumes the role of the god); and between god and priestess (who assumes the role of the goddess).
In chemistry and optical engineering, photons are usually symbolized by hν, the energy of a photon, where h is Planck's constant and the Greek letter ν (nu) is the photon's frequency.
Matrices are usually symbolized using upper-case letters (such as A in the examples above), while the corresponding lower-case letters, with two subscript indices (e.g., a11, or a1,1), represent the entries.
There is always an irrational factor, disturbing, foreboding, not to be resolved by the sometime consolations of philosophy and religion or by any science of the mind or body; there is irretrievable loss, usually though not necessarily symbolized by the death of the hero.
