## Encyclopedia of Physical Science and Technology, Volume 1 |

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Page 507

Group Representations Glossary Abelian group: Group in which the

commutative. Center: Subgroup of all elements of a given group which commute

with every group element. Commutator subgroup: Subgroup of a given group ...

Group Representations Glossary Abelian group: Group in which the

**operation**iscommutative. Center: Subgroup of all elements of a given group which commute

with every group element. Commutator subgroup: Subgroup of a given group ...

Page 516

The theory of Sylow p-subgroups is useful in the study of finite simple groups. V.

Direct Products and Direct Sums Let {Ga}ae/ be a nonvoid family of groups, each

G„ having its own binary

...

The theory of Sylow p-subgroups is useful in the study of finite simple groups. V.

Direct Products and Direct Sums Let {Ga}ae/ be a nonvoid family of groups, each

G„ having its own binary

**operation**. Form the Cartesian product X{G„|a E /} which...

Page 532

In the table the

the correspondences AB = D and BA = F. A word of caution is in order here.

There is usually a notational difference between mathematicians and physicists.

In the table the

**operation**of "multiplication" is to be understood as, for instance,the correspondences AB = D and BA = F. A word of caution is in order here.

There is usually a notational difference between mathematicians and physicists.

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#### Encyclopedia of physical science and technology

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### Contents

Geosynchronous Spacecraft | 287 |

Fusion Devices Explosive 1 Brij Agrawal | 323 |

Game Theory 37 Glacial Geology | 361 |

Copyright | |

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acid acoustic astatine atoms Bragg Bragg diffraction carbon chemical column combustion complex components composition compounds COS-B crystal cycle deposits detector diffraction distribution earth efficiency electric electron elements energy equation example field flow fluid fluorine formation frequency fuel function fuzzy fuzzy set galaxies gamma rays gas turbine geologic Geomorphology geothermal glacial glacier glass glass-ceramics graph Green's function groundwater halides halogen heat exchanger heterocycles hologram hydrocarbons hydrogen bond ice sheet interaction ions kerogen layers liquid magnetic mass material matrix measured melting ments minerals molecules operation optical orbit oxidation oxygen particles phase pressure produced proton pyridine radiation reaction result rock rotation rotor satellite sedimentary sediments shown in Fig solar solution spacecraft stable streams structure subgroup surface Table temperature thermal tion transducer turbine ture variogram velocity vertices wave waveguide zone