light-ray

I should have said a point in "light-ray space" or Twistor Space.

Are Changes Brewing and How Does the Mind Fit In? 2008

But in twistor theory, a light ray is defined as a single point in light-ray space, and a space-time point P is represented by the celestial sphere's worth of light rays through P — in other words by a complex curve (a Riemann sphere) running through light-ray space. link

Are Changes Brewing and How Does the Mind Fit In? 2008

But in twistor theory, a light ray is defined as a single point in light-ray space, and a space-time point P is represented by the celestial sphere's worth of light rays through P " in other words by a complex curve (a Riemann sphere) running through light-ray space." link

Are Changes Brewing and How Does the Mind Fit In? 2008

Officially it is a member of that small sub-set of the genre, the lesbian vampire film, one that includes Blood and Roses and The Vampire Lovers, but this one lacks castles, protruding teeth, diaphanous gowns, or last-minute wooden stake or dawn light-ray rescues.

GreenCine Daily: DVDs, 11/1. 2006

The last light-ray left the courtyard; there was only a square of dusk, and, within, thick dark.

Funeral Games Renault, Mary, 1905-1983 1981

He has been considered a forerunner of the wave theory of color because he attributed vision of the various colors to the innumerably diverse frequencies that the vibration of matter might have along the path that the light-ray followed.

OPTICS AND VISION VASCO RONCHI 1968

The first to be brought in this sense under our examination is the concept of the 'light-ray'.

Man or Matter Ernst Lehrs

They are: 'optical refraction', 'light-ray', and 'light-velocity' - the latter two serving to explain the first.

Man or Matter Ernst Lehrs

Very probably it was the light-ray cylinder in his hand which influenced his decision, for he added: "We can't get into any trouble, you know; there's no light-ray here yet."

The Fire People Ray Cummings 1922

Mercer, at a signal from her, climbed cautiously to his feet, still holding the little light-ray cylinder in his hand.

The Fire People Ray Cummings 1922