Perform calculations with numbers in polar or rectangular form. Add, subtract, multiply, and divide numbers. Calculate powers and roots. Switch between degrees and radians. Convert between polar and rectangular coordinates.
Access medical calculators for decision-making. Calculate Framingham Score, Bruce Protocol Treadmill Test, Ranson's Criteria, Pediatric Trauma Score, San Francisco Syncope Rule, CHF and Thrombolysis Risk, Absolute Neutrophil Count, and Pregnancy .
Calculate geometric properties such as perimeter, area, and volume for shapes including squares, rectangles, triangles, trapezoids, circles, cubes, cylinders, and cones. Input dimensions to get results. Export calculations as text.
Calculate molecular weights for nucleic acid, protein, and peptide sequences. Input sequences via text or copy-paste. Access one- or three-letter amino acid codes. Estimate molecular weights based on sequence length and average molecular weights.
Calculate and engineering parameters with 134 formulas. Input values to compute force, friction, acceleration, work, power, and more. Access definitions and formulas for each calculation. First 5 calculators are free; others require in- purchase.