## A numerical description of logic circuits, and associated methods for analysis and synthesis |

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### Contents

B INTRODUCTION TO THIS THESIS | 5 |

UNIVERSAL LOGIC | 7 |

MAGNETIC CORE LOGIC | 14 |

9 other sections not shown

### Common terms and phrases

attempt to switch basic excitory inputs basic inhibitory inputs basic input signals basic logic circuits basic signals binary variables binominal coefficient Boolean algebra Boolean functions capable chapter circuit of Figure combinatorial symbolism combinatorial theory considered core of Figure core operation core shift register cryotron defined diode employed equal multiplicities equal zero equations excitory multiplicity expressed gamma function illustrated indicates inhibitory manner inhibitory multiplicity input windings inputs are energized intersection logical design logical operation magnetic core shift maxterm members of set minterm null set number of signals number of terms output signal partially symmetric function permuting physical significance plicities quiescent R-xk reduced function represent a total shift pulse shift register stage signal terms signals connected simultaneously energized specified strength subsets switch the core Switching Circuits thesis three variables threshold of operation total excitory total multiplicity unit multiplicity universal logic universal numerical form variables and complements yields zero function