Boston Marathon Bombing On April 15‚ 2013 during the Boston Marathon in Copley Square‚ two bombs exploded near the finish line killing at least three and injuring over 170 people. This bombing sent the nation in an uproar and it was immediately recognized as a terrorist attack. When the Federal Bureau of Investigation took over‚ a few days later a surveillance video and photographs of the two suspects were released. After the suspects were named‚ Dzhokar Tsarnaev‚ 19‚ and Tamerlan Tsarnaev‚
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a non-sinusoidal waveform named for its triangular shape. It is a periodic‚ piecewise linear‚ continuous real function. Like a square wave‚ the triangle wave contains only odd harmonics‚ due to its odd symmetry. However‚ the higher harmonics roll off much faster than in a square wave (proportional to the inverse square of the harmonic number as opposed to just the inverse). square wave A square wave is a non-sinusoidal periodic waveform (which can be represented as an infinite summation of sinusoidal waves)
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....................... [1] Answer ........................................ [1] Answer ........................................ [1] Answer ........................................ [1] (b) 1 3 ÷ 3. 5 4 Write down (a) a square number that is a factor of 75‚ (b) a cube
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Gauss Markov Theorem In the mode [pic]is such that the following two conditions on the random vector [pic]are met: 1. [pic] 2. [pic] the best (minimum variance) linear (linear functions of the [pic]) unbiased estimator of [pic]is given by least squares estimator; that is‚ [pic]is the best linear unbiased estimator (BLUE) of [pic]. Proof: Let [pic]be any [pic]constant matrix and let [pic]; [pic] is a general linear function of [pic]‚ which we shall take as an estimator of [pic]. We must specify
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] Table of Contents Introduction: 2 Integrator and Differentiator 4 The design of the circuit: \ 4 The MATLAB code : Sine wave : 7 Square wave 7 Operational Amplifier Based Function Generator Introduction: In these papers I will talk about op-amp to make function generator‚ and generate square‚ triangle and sine waves. Op-amp (operational amplifier) is a fundamental active element of analog circuit design. The first op amps were vacuum-tube
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on 10/16/2012 is extra full class‚ can be study class). Fall Break 4.5 Solve Quadratic Equations by Finding Roots 4.6 Perform Operations with Complex Numbers Chapters 4.1 through 4.6 Review Chapter 4‚ Quiz 2 over chapter 4.4 to 4.6 4.7 Complete the Square 4.8 Use the Quadratic Formula and the Discriminant 10/16/2012 None None 10/18-19/2012 10/22/2012 10/23/2012 10/24/2012 10/26/2012 10/29/2012 10/30/2012 None HW 4.5 HW 4.6 HW 4 RVW1 Optional Review Worksheet HW 4.7 HW 4.8 None 10/23/2012
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HISTORY OF PHOTOGRAMMETRY Chapter 6: ANALYTICAL METHODS AND INSTRUMENTS Sanjib K. Ghosh Professor of Photogrammetry Laval University‚ Canada Commission VI 6.2 MATHF11ATICAL AND PROCEDURAL CONCEPTS 6.2.1 Fundamentals and Precursors Abstract: The paper constitutes Chap 6 (analytical methods and instruments concepts and procedures) of the booJ< "History of Photogrammetry" to be published by the ISPRS. Starting with definitions‚ the fundamentals and precursors‚ all pre- and post World War II
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------------------------------------------------- Spiral of Theodorus In geometry‚ the spiral of Theodorus (also called square root spiral‚ Einstein spiral or Pythagorean spiral)[1] is a spiral composed of contiguous right triangles. It was first constructed by Theodorus of Cyrene. ------------------------------------------------- ------------------------------------------------- [edit]Construction The spiral is started with an isosceles right triangle‚ with each leg having a length of 1
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developed relating the top speed for a boat to the boat’s beam and horsepower rating: 21. The following estimated regression equation was developed for a model involving two independent variables. After x2 was dropped from the model‚ the least squares method was used to obtain an estimated regression equation involving only x1 as an independent variable.
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The Petrograd Inflitrators Hello‚ I have no name. I am just a part of the masses that overthrew the corrupt Provisional Government. Me and hundreds more have been pushed into a stinky French-style taxi. In the taxis transporting us‚ we saw an enraged Petrograd (St. Petersburg). There were soldiers everywhere and slogans such as “Mir‚ Khleb i Zemlya!” (Peace‚ Bread and Land) on blood red flags donned the apartment blocks and buildings. When I stepped off at the meeting point near St. Isaac’s Cathedral
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