Exploring Analytic Geometry with Mathematica by Donald L. Vossler

By Donald L. Vossler

The examine of two-dimensional analytic geometry has long gone out and in of style numerous instances during the last century, notwithstanding this vintage box of arithmetic has once more develop into well known as a result of turning out to be strength of private desktops and the provision of robust mathematical software program platforms, akin to Mathematica, which can offer aninteractive surroundings for learning the sector. by means of combining the facility of Mathematica with an analytic geometry software program procedure known as Descarta2D, the writer has succeeded in meshing an historical box of analysis with smooth computational instruments, the end result being an easy, but robust, method of learning analytic geometry. scholars, engineers and mathematicians alike who're attracted to analytic geometry can use this publication and software program for the research, examine or simply simple delight in analytic geometry.Mathematica presents an enticing atmosphere for learning analytic geometry. Mathematica helps either numeric and symbolic computations which means that geometry difficulties may be solved for precise circumstances utilizing numbers, in addition to normal situations generating formulation. Mathematica additionally has solid amenities for generating graphical plots that are worthy for visualizing the graphs of two-dimensional geometry. * A vintage examine in analytic geometry, entire with in-line Mathematica dialogs illustrating each notion because it is brought* very good theoretical presentation*Fully defined examples of all key innovations* Interactive Mathematica notebooks for the total e-book* offers a whole computer-based setting for learn of analytic geometry* All chapters and reference fabric are supplied on CD-ROM as well as being revealed within the e-book* entire software program procedure: Descarta2D* A software program process, together with resource code, for the underlying desktop implementation, known as Descarta2D is supplied* half VII of the ebook is an inventory of the (30) Mathematica records helping Descarta2D; the resource code is additionally provided on CD-ROM* Explorations* greater than a hundred and twenty difficult difficulties in analytic geometry are posed;Complete strategies are supplied either as interactive Mathematica notebooks on CD-ROM and as revealed fabric within the e-book* Mathematica and Descarta2D tricks extend the reader's wisdom and knowing of Descarta2D and Mathematica* Sortware constructed with Mathematica 3.0 and is suitable with Mathematica 4.0* particular reference handbook* whole documentation for Descarta2D* totally built-in into the Mathematica aid Browser

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Exploring Analytic Geometry with Mathematica

The examine of two-dimensional analytic geometry has long past out and in of favor a number of instances over the last century, notwithstanding this vintage box of arithmetic has once more develop into well known as a result becoming strength of non-public desktops and the provision of strong mathematical software program platforms, resembling Mathematica, which could supply aninteractive surroundings for learning the sector.

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Nb Show that the polar coordinates of a point (r, θ) are not unique as all points of the form (r, θ + 2kπ) and (−r, θ + (2k + 1)π) represent the same position in the plane for integer values of k. —– Stewart’s Theorem. . . . . . . . . . . . . . . . . . . . . . . . . . . . . nb C b a d A B m AB = c D n Show that for any ABC as shown in the figure above the relationship between the lengths of the labeled line segments is given by a2 m + b2 n = c(d2 + mn).

46 Chapter 4 Equations and Graphs Solution. The Mathematica function NSolve[eqnList, varList] returns a list of numerical solutions for a system of equations in several variables. The solution(s) are returned in the form of Mathematica rules. 1. 0 computes the same roots, but returns them in a different order. 46435<< Notice that in this example two of the solution pairs involve only real numbers, and two involve complex numbers. The complex solutions are a conjugate pair. Descarta2D Hint. Descarta2D provides the function Solve2D to supplement the capabilities of the Mathematica Solve function.

Nb Show that the three points (3a, 0), (0, 3b) and (a, 2b) are collinear. —– 38 Chapter 3 Coordinates and Points Distance using Polar Coordinates. . . . . . . . . . . . . . . . . . . . nb The location of a point in the plane may be specified using polar coordinates, (r, θ), where r is the distance from the origin to the point, and θ is the angle the ray to the point from the origin makes with the +x-axis. Show that the distance, d, between two points (r1 , θ1 ) and (r2 , θ2 ), given in polar coordinates, is d= r12 + r22 − 2r1 r2 cos(θ1 − θ2 ).

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