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File Converters
Open tool Plain Text to HTML
Convert Plain Text into HTML locally, with explicit format controls, bounded validation, a reviewable preview when practical, and a separately named download.
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File Converters
Open tool Plain Text to Markdown
Convert Plain Text into Markdown locally, with explicit format controls, bounded validation, a reviewable preview when practical, and a separately named download.
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File Converters
Open tool Plain Text to ODT
Convert Plain Text into ODT locally, with explicit format controls, bounded validation, a reviewable preview when practical, and a separately named download.
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File Converters
Open tool Plain Text to RTF
Convert Plain Text into RTF locally, with explicit format controls, bounded validation, a reviewable preview when practical, and a separately named download.
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Math, Statistics & Probability
Open tool Plane Partition Number Calculator
Count unrestricted plane partitions from MacMahon's generating product.
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Math, Statistics & Probability
Open tool Poisson Probability Calculator
Calculate poisson probability with guided inputs, visible equations, substituted working, and model assumptions.
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Math, Statistics & Probability
Open tool Polygon Angle Sum Calculator
Polygon Angle Sum Calculator with visible formula, field hints, and browser-local calculation.
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Math, Statistics & Probability
Open tool Polynomial Evaluation Calculator
Calculate polynomial evaluation with guided inputs, visible equations, substituted working, and model assumptions.
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Math, Statistics & Probability
Open tool Pooled Mean Three Groups Calculator
Calculate pooled mean three groups with guided inputs, visible equations, substituted working, and model assumptions.
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Math, Statistics & Probability
Open tool Pooled Standard Deviation Calculator
Calculate pooled standard deviation with guided inputs, visible equations, substituted working, and model assumptions.
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Calculators
Open tool Portfolio Allocation Calculator
Calculate the amount assigned to one asset class from a target percentage.
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Calculators
Open tool Portfolio Rebalancing Calculator
Estimate a target allocation amount for portfolio rebalancing.