Kirchhoff's solution is obtained of a barrier placed obliquely in an infinite stream.
In Laminariaceae secondary cylindrical props arise obliquely from the base of the thallus.
The first king, Gnya-khri btsan-po, is said to have been the fifth son of King Prasenajit of Kosala, and was born with obliquely drawn eyes.
As the sun rises, the rays enter the prisms more and more obliquely, and the angle of minimum deviation increases; but since the emergent ray makes the same angle with the refracting edge as the incident ray, it follows that the parhelia will remain on the parhelic circle, while receding from the inner halo.
The single-stemmed cordon may be trained horizontally, obliquely at any required angle, or vertically if required, the first two arrangements being preferable.