Issue 9, 2012
Videos from the Wolfram Technology Conference 2011 Available Online »
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Don't miss out! Save the date for the Wolfram Technology Conference 2012 on October 17–19 in Champaign, Illinois. »
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Mathematica Link for Excel Updated
Mathematica Link for Excel—now updated for Mathematica 8—combines the power and sophistication of Mathematica with the familiarity and convenience of Microsoft Excel. »
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New iOS Course and Reference Apps Released
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Wolfram Course Assistant:
Mechanics of Materials
Calculate stress and strain; get properties of alloys, plastics, and woods; evaluate axial deformation problems; and much more with the Mechanics of Materials Course Assistant. »
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Wolfram Reference App: Planets
The Wolfram Planets Reference App provides real-time data and computations on the eight major planets, dwarf planets, and minor planets in the solar system. »
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Wolfram Reference App: Stars
Compute sky position or rise time for over 100,000 stars and perform advanced calculations with real-time data in the Wolfram Stars Reference App. »
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Mathematica Tip of the Day Twitter Feed
Follow @MathematicaTip on Twitter to get a new Mathematica tip, trick, or neat example every day.
Examples
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Probability that x^2>7 given that x is Poisson-distributed: Probability[x^2 > 7, Distributed[x, PoissonDistribution[1]]].
Learn more »
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Fast notebook outline: Alt+Click on Section cell bracket (in right margin) to select them all, and press Ctrl+’ (Mac: CMD+’) to open/close.
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Bezier curves defined by control points: p = {{0,1}, {1,2}, {3,1}}; Graphics[{BezierCurve[p], Red, Point[p]}].
Learn more »
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Mathematica Q&A
Question: Why doesn't differentiating after integrating always return the original function?
Answer »
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The Mathematica Journal Featured Article
"Computing Mixed-Design (Split-Plot) ANOVA" »
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Check out this month's featured Demonstrations.
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...that Mathematica can import common terrain elevation files and render them as topographic maps?
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Environmental Sciences
With Wolfram technologies, you can work easily with any data, including data from Wolfram|Alpha; apply the most sophisticated computational techniques; and generate fully interactive models that are ideal for publishing or results verification. »
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A Natural Choice: Mathematica's Role in Natural Resource Studies
Yu-Feng Lin, a hydrogeologist at the Illinois State Water Survey, is on a mission to develop a tool that gives scientists and decision-makers a quick estimation of groundwater recharge and discharge. He easily imports, combines, and computes geospatial data from various sources.
Lin says, "Mathematica can really help us with the computing power and with visualizing the outcome."
See the video »
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IN THIS ISSUE
O’Reilly Tools of Change »
Wolfram co-founder Theo Gray will speak on “Meaningful Interactivity in a Mobile World” at 1:40pm EST on February 15 in the Broadway Ballroom.
February 13–15, New York, New York
Keep your New Year's resolution to be more active in this wicking all-season sport shirt. More »
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