## Encyclopedia of Physical Science and Technology, Volume 2Academic Press, 1992 - Physical sciences |

### From inside the book

Results 1-3 of 89

Page 11

If every Tin B(X) has at least one best approximant from C(X), we say that C(X) is

proximal in B(X). It is well known that, if A' is a Hilbert space, then C(X) is prox-

iminal in B(X). The following

20 ...

If every Tin B(X) has at least one best approximant from C(X), we say that C(X) is

proximal in B(X). It is well known that, if A' is a Hilbert space, then C(X) is prox-

iminal in B(X). The following

**result**on Banach spaces is worth stating: Theorem20 ...

Page 12

If, in particular, A is the disc algebra, then the M ideals of A are exactly the two-

sided ideals with norm-one approximate identity. In addition, the following

interpolation

and for ...

If, in particular, A is the disc algebra, then the M ideals of A are exactly the two-

sided ideals with norm-one approximate identity. In addition, the following

interpolation

**result**has been obtained: Theorem 27. Let / be in the disc algebra Aand for ...

Page 320

Therefore, each region of constructive interference corresponds to a classical

trajectory that contributes at angle x- If only one impact parameter contributes in

Eq. (28), the semiclassical

Therefore, each region of constructive interference corresponds to a classical

trajectory that contributes at angle x- If only one impact parameter contributes in

Eq. (28), the semiclassical

**result**for aix) >s identical to the classical**result**.### What people are saying - Write a review

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### Contents

Guide to Using the Encyclopedia ix Atomic Physics | 339 |

Approximations and Expansions 1 Atomic Spectrometry | 357 |

Archaeological Geology 31 Atomic Spectroscopy | 381 |

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