Now showing items 1-10 of 86
Transcendence degree in power series rings
(Virginia Tech, 1975-05-09)
Let D[[X]] be the ring of formal power series over the commutative integral domain D. Gilmer has shown that if K is the quotient field of D, then D[[X]] and K[[X]] have the same quotient field if and only if K[[X]] ~ ...
A numerical analysis of turbulent flow along an abruptly rotated cylinder
(Virginia Tech, 1975-12-15)
Great progress has been achieved over the past fifteen years in the computation of two-dimensional turbulent flows. The proceedings of the 1968 Stanford Conference (1) attest to the success of several methods in predicting ...
An assessment of teachers' attitudes toward the 45-15 year-round school concept
(Virginia Tech, 1975)
A study of the role of the elementary school principal in schools with differentiated staffing
(Virginia Tech, 1975-08-07)
This study was based on the assumption there would be no significant differences between the perceptions teachers and principals have of the principal's role in a differentiated staff. After extensive review of the literature, ...
The role of the director of adult education: a study of degree of agreement on actual and ideal role of directors of adult education in North Carolina community colleges as perceived by deans of instruction, directors of student personnel services, and directors of adult education
(Virginia Tech, 1975)
The effects of herbicide treatment on a reservoir ecosystem
(Virginia Polytechnic Institute and State University, 1975)
Nuisance populations of egeria (Egeria densa Planchon) hampered the use of the 1093 ha Chickahominy Reservoir, Virginia, as a source of recreation and potable water. A mixture of diquat dibromide (6,7-dihydrodipyrido ...
A finite element analysis of dissolved oxygen drawdown and sulfate production in strip mine spoil dams due to pyritic chemical reaction
(Virginia Tech, 1975-05-06)
The problem of dissolved oxygen drawdown and sulfate production in strip mine spoil dams due to chemical reaction between an excess of pyrite, water, and dissolved oxygen is investigated. A finite element analysis is used ...