3,335 research outputs found

    Orbiter altitude at ALT interface based on ALSES (Approach and Landing Shuttle Engineering Simulation) analyses. Mission planning, mission analysis and software formulation

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    The details of the orbiter altitude attainable at the approach and landing tests (ALT) interface determined by the approach and landing shuttle engineering simulation (manned) were documented. The analysis culminated in the verification of the trends observed in a similar analysis performed previously on the space vehicle dynamics simulation (unmanned). Altitude variations attributable to pilot steering variability ranged between 492 ft higher to 383 ft lower. The requirement for this parametric analysis is first elaborated. The specifications, assumptions, and analytical approach used to determine the orbiter altitude at the ALT interface are then presented, followed by the results of the analytical approach and the conclusions and recommendations

    Some Lifting Problems in Arithmetic Equivalence.

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    The main theorem in this dissertation provides a partial answer to the following question: Given a \doubz\sb{p}-extension F{\sb\infty} /F and a finite extension K/FK/F, where F is a number field and p a prime number, to what extent does the K-splitting behavior the prime ideals of F determine the Iwasawa invariants of the \doubz\sb{p}-extension K{\cdot}F{\sb\infty}/K. The answer is that if two fields K and L are arithmetically equivalent over F, then K{\cdot}F{\sb\infty} /K and L{\cdot}F{\sb\infty} /L have exactly the same Iwasawa invariants for any \doubz\sb{p}-extension F{\sb\infty} /F, so long as p is not an exceptional divisor for K and L over F. The exceptional divisors are a subset of the primes dividing the degree [N:K]\lbrack N : K\rbrack , where N is the normal closure of K over F. The definition is found in Chapter 2. This theorem comes as a corollary of a theorem concerning representations of finite groups which has importance in its own right. Its statement is: If H, H\sp\prime, and B are subgroups of a finite group G, with B normal in G, and if the \doubz\sb{q}\lbrack G\rbrack -modules \doubz\sb{q}\lbrack G/H\rbrack and \doubz\sb{q}\lbrack G/H\sp\prime\rbrack are isomorphic, then the \doubz\sb{q}\lbrack G\rbrack -modules \doubz\sb{q}\lbrack G/H\ \cap\ B\rbrack and \doubz\sb{q}\lbrack G/H\sp\prime\ \cap\ B\rbrack are also isomorphic. This result is not constructive. Given a specific \doubz\sb{q}\lbrack G\rbrack -map M between \doubz\sb{q}\lbrack G/H\rbrack and \doubz\sb{q}\lbrack G/H\sp\prime\rbrack , it does not tell us how to obtain a \doubz\sb{q}\lbrack G\rbrack -map between \doubz\sb{q}\lbrack G/H\ \cap\ B\rbrack and \doubz\sb{q}\lbrack G/H\sp\prime\ \cap\ B\rbrack which will be an isomorphism whenever M is. Chapter 4 deals with this question, with some partial results for certain choices of G, in particular for the case when G/BG/B is abelian and HB = H\sp\prime B

    A Correlation Study of Self Concept and Spirituality in Seminarians

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    This study investigated the relationship between self concept and spirituality among 55 adult male Master of Divinity students, all of what attended Western Conservative Baptist Seminary in Portland, Oregon. It is one part of a larger research project which addressed the issue of psychological adjustment in seminarians (1\u27tleller, 1986; Neder, 1985; Powers, 1985). The sample was given a demographic questionnaire, a self concept scale, and three operational measures of spirituality. These were the Tennessee Self Concept scale (TSCS), the Spiritual Well-Being Scale (SWB), the Spiritual Maturity Index (SMI), and the Religious Orientation scale (ROS) • The analysis of the data was prime=ily correlational in nature. Positive Pearson\u27s correlations were found between the self perception subscales of the TSCS and SWB. Positive correlations were found been I and all TSCS self perception subscales except Personal Self. However, positive correlations were found between the ROS Intrinsic subscale (ROSI) and just ~ TSCS subscales. The lack of further relationships for the OOSI and the absence of relationship for the ROS Extrinsic subscale (ROSE) may reflect the attenuated range of scores for this sample. The conclusion of the study was that for this sample spirituality is positively related to a healthy self concept. Caution should be taken when making inferences to other populations. Research shows that Christians, like others, struggle with problems of poor self image. It is suggested that the church can play a significant role in developing positive self concept. This can be accomplished first through providing acceptance, forgiveness, and encouragement in the context of caring relationships and second by teaching biblical principles for living and encouraging righteous conduct

    Labeling research in support of through-the-season area estimation

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    The development of LANDSAT-based through-the-season labeling procedures for corn and soybeans is discussed. A model for predicting labeling accuracy within key time periods throughout the growing season is outlined. Two methods for establishing the starting point of one key time period, viz., early season, are described. In addition, spectral-temporal characteristics for separating crops in the early season time period are discussed

    AS-205/CSM-101 launch vehicle dynamics analyses, part 2

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    Trajectory and dynamics analyses of Saturn 1B launch vehicle for Apollo-Saturn 205/CSM-101 missio

    Application of remote sensing to selected problems within the state of California

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    Specific case studies undertaken to demonstrate the usefulness of remote sensing technology to resource managers in California are highlighted. Applications discussed include the mapping and quantization of wildland fire fuels in Mendocino and Shasta Counties as well as in the Central Valley; the development of a digital spectral/terrain data set for Colusa County; the Forsythe Planning Experiment to maximize the usefulness of inputs from LANDSAT and geographic information systems to county planning in Mendocino County; the development of a digital data bank for Big Basin State Park in Santa Cruz County; the detection of salinity related cotton canopy reflectance differences in the Central Valley; and the surveying of avocado acreage and that of other fruits and nut crops in Southern California. Special studies include the interpretability of high altitude, large format photography of forested areas for coordinated resource planning using U-2 photographs of the NASA Bucks Lake Forestry test site in the Plumas National Forest in the Sierra Nevada Mountains

    Application of remote sensing to selected problems within the state of California

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    There are no author-identified significant results in this report

    Analysis of scanner data for crop inventories

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    There are no author-identified significant results in this report

    Development of techniques for producing static strata maps and development of photointerpretive methods based on multitemporal LANDSAT data

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    Progress in the evaluation of the static stratification procedure and the development of alternative photointerpretive techniques to the present LACIE procedure for the identification of training fields is reported. Statistically significant signature controlling variables were defined for use in refining the stratification procedure. A subset of the 1973-74 Kansas LACIE segments for wheat was analyzed
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