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1)
ZGrapher 1.4
This graphing calculator can plot y(x), x(y), polar, parametric and table-defined functions. Calculus features include obtaining derivatives, equations of tangents and normals, numerical integration, regression analysis.
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2)
Advance Stock Pattern Scanner 2.0
Professsional stock analysis/screening software for Free or only $12/month. Supported analysis include: Trend Breaking, Chart Patterns, Gartley 222, Candlestick Patterns, Technical Systems using Indicators, Fundamental Analysis. Free data update.
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