Category Archives: Physics & Mathematics

Journals from Physics & Mathematics

Estimation of Population Ratio in Post-Stratified Sampling Using Variable Transformation

Author(s):Aloy Chijioke Onyeka, Chinyeaka Hostensia Izunobi, Iheanyi Sylvester Iwueze ABSTRACT Extending the work carried out by [1], this paper proposes six combined-type estimators of population ratio of two variables in post-stratified sampling scheme, using variable transformation. Properties of the proposed … Continue reading

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Dual Dynamic PTZ Tracking Using Cooperating Cameras

Abstract This paper presents a real-time, dynamic system that uses high resolution gimbals and motorized lenses with position encoders on their zoom and focus elements to “recalibrate” the system as needed to track a target. Systems that initially calibrate for a mapping … Continue reading

68 total views, 3 views today

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Reply to “Comments on ‘There Is No Axiomatic System for the Quantum Theory’”

Author(s):Koji Nagata ABSTRACT Barros discusses that [Jose Acacio de Barros, Int. J. Theor. Phys. 50, 1828 (2011)] Nagata derives inconsistencies from quantum mechanics [K. Nagata, Int. J. Theor. Phys. 48, 3532 (2009)]. Barros considers that the inconsistencies do not come … Continue reading

117 total views, 1 views today

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Performance of Suboptimal Controllers for Affine-Quadratic Problems

Author(s): Ankita Sharma, A. J. Shaiju ABSTRACT In this article, affine-quadratic control problems are studied. Error bounds are derived for the difference between the performance indices corresponding to the optimal and a class of suboptimal controls. In particular, it is … Continue reading

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The Formation Mechanism of Spiral Galaxy is not a Mystery

                  On a splendid star night, when you look at the sky, facing bling bling stars, you will remember many ancient myths. The modern scientific discovery proves that the Earth where we … Continue reading

136 total views, 6 views today

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How Wonderful. Upper Limit of Graviton is over 400,000 Times of Speed of Light, which is from the Report of Observation Data

Seeing big news is a remarkable find in the human scientific research. Now send a news-link to you and hope you and everyone utilize various information channels to spread widely and not swamp by information ocean. The Velocity Measurement of … Continue reading

308 total views, 1 views today

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“Big Bang” singularity disappears, so human doesn’t have to worry

Seeing big news that the singularity in the Newton and Einstein Universe model researched by scientists over the years does not exist originally and “Big Bang” that human has worried about for many years is a false proposition, which is … Continue reading

320 total views, 6 views today

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Doing Astronomy with Small Telescopes

Author(s):Kangujam Yugindro Singh, Irom Ablu Meitei, Salam Ajitkumar Singh ABSTRACT We are playing a lead role for growth of astronomy and its quality teaching and research in Manipur, a State located at northeast India (longitude = 93°58’E; latitude = 24°44’N; … Continue reading

138 total views, 1 views today

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Hall Effects on Unsteady MHD Three Dimensional Flow through a Porous Medium in a Rotating Parallel Plate Channel with Effect of Inclined Magnetic Field

Author(s):P. Sulochana ABSTRACT In this paper, we make an initial value investigation of the unsteady flow of incompressible viscous fluid between two rigid non-conducting rotating parallel plates bounded by a porous medium under the influence of a uniform magnetic field … Continue reading

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The boundary of universe is unlimited, without any need of the hypothesis that the universe starts off with the big bang

Author(s) :Ping’an Luo From the hypotheses compatible with microphysics theory, this paper establishes a new theoretical model of static universal gravitation and deduces new formula of the theory of universal gravitation. In a first order approximation, the new formula shows the … Continue reading

92 total views, 1 views today

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