Tag Archives: mathematics

HTML/Javascript Choice of Several Tutorial

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After introducing some SVG into our “Choice of Two” series of blog posts we last left off yesterday with HTML/Javascript Choice of Two SVG Tutorial as shown below, today’s progress is to allow for more than two selections with all … Continue reading →

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Google Chart NonLinear Trendline Selection Event Tutorial

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Yesterday’s Google Chart Linear Trendline Selection Event Tutorial outlined some new Google Chart “select” event (like onclick event) for the Google Chart Trendlines Chart (we’ll drop the “Linear” word now). So if the data is not linear by nature, what … Continue reading →

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Google Chart Linear Trendline Selection Event Tutorial

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Mathematicians, scientists and engineers (like Land Surveyors), at the very least, know about error tolerance, and modelling data to a linear equation should they think the thing being measured should be linear by nature. Errors in measurement are rarely avoided, … Continue reading →

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ESL Vocabulary Getting Warmer Image Tutorial

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Our last visit to our series of HTML map element tutorials, today, building on yesterday’s ESL Vocabulary Getting Warmer Game Tutorial as shown below, concentrates back on the HTML img element that the HTML map element relies on. The reason … Continue reading →

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ESL Vocabulary Getting Warmer Game Tutorial

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As we saw yesterday, the HTML map element can be used in a variety of ways, two of which we hone in on with today’s ESL Vocabulary Getting Warmer Game Tutorial, a variation on yesterday’s ESL Under The Stairs Game … Continue reading →

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ImageMagick and Three Ps Affine Transformation Tutorial

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It’s a common requirement with Information Technology programming to want to transform an image file. With CSS there are mechanisms to display images in a (affine) transformed way regarding … rotation scale … for display purposes, without altering the image … Continue reading →

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HTML/Javascript Canvas Geometry Tracing Game Tutorial

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The Canvas HTML element tag can be used as the container to draw graphics on the fly usually via the use of Javascript functions for rendering and event management. In today’s tutorial we mainly use the drawImage and lineTo functions … Continue reading →

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HTML/Javascript Canvas Slope of a Line Primer Tutorial

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The Canvas HTML element tag can be used as the container to draw graphics on the fly usually via the use of Javascript functions for rendering and event management. In today’s tutorial we mainly use the lineTo function to create … Continue reading →

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