... someappreciation of its mathematics. Some people might take this as a cause for despair, as they will have formed the belief that they have nocapacity for mathematics, no matter at how elementary ... x.By analogy with the notation T for a matrix, above, as opposed to T for anabstract linear transformation, the quantities p and x would tend to bethought of as ‘standing for the three spatial ... was a distant shaft of a deep Wery red light that beamed vertically upwards from the water into the heavens.As he stood there, a dark cloud became apparent at the head of the beam, giving the...