TechCalc is the &quot;Swiss Army Knife&quot; of Scientific Calculators ... 44 Calculation Options + a Scientific Reference Section + the Periodic Table of the Elements! Perfect for all aspects of scientific and engineering calculations in school, university and throughout your career. Why not download it now and give it a try? Modes included in the main menu are: ● Basic Calculator - Algebraic and Reverse Polish Notation (RPN), ● Scientific Calculator - Algebraic and Reverse Polish Notation (RPN), ● 64-bit Programmer Calculator (Hex, Oct, Bin and Dec) - Algebraic and Reverse Polish Notation (RPN), ● Graphs (Functions, Implicit Equations, Parametric Equations, XY Scatter Plot and 3D Surface Plot), ● Matrices - including Inverse, Transpose, Determinant, Cofactor, Adjugate, Trace, Rank, Eigenvalues, Eigenvectors, Decompositions (LU, Cholesky, QR, Singular Value), ● Complex Numbers (Cartesian, Polar, using Euler&#39;s identity), ● Quick Formulas (includes 58 classic scientific formulas plus the ability to add your own custom formulas), ● Quick Converter, ● Time Calculator, ● Equation Solver (Linear Equations, Roots of a Polynomial Equation, Exponents of an Exponential Equation, Inequations, Factorization of Polynomials, GCD of 2 Polynomials, LCM of 2 Polynomials, Binomial Expansion &amp; Vector Arithmetic), ● Calculus - including Symbolic Algebra (Derivatives, Definite Integrals, Taylor Series, Indefinite Integrals &amp; Limits) ● Financial (Simple Interest; Compound Interest; Cash Flow; Amortization; Growing Annuity; Cost, Sales, Margin &amp; Markup; Break-Even; Depreciation; Bonds; Days Calculation; Interest Conversion; Options Trading - Greeks) + the Periodic Table of Elements! Features include: ● All Trigonometric operations (radians, degrees or gradients) ● Powers &amp; Roots ● Logs and Antilogs ● Factorial, Modulus &amp; Random Numbers Functions ● HCF, LCM, Prime Factors ● Pol() &amp; Rec() Functions ● Permutations (nPr) and Combinations (nCr) ● Statistics (30 different functions!) ● Conversions (35 different categories!) ● Physical and Astronomical Constants (52 in total!) ● Fractions Mode ● 20 Memory Registers in each of the calculation modes ● Detailed calculation history ● Extensive Help and Reference ● Highly customizable via the Settings The reference section includes the following calculators and converters (any, or all, of which can be moved to the main menu if required): ● ASCII Converter ● Aspect Ratio Calculator ● Balancing Chemical Equations ● Barometric Formula Calculator ● Bicycle Tire Pressure Calculator ● Body Mass Index (BMI) Calculator ● Boolean Algebra Calculator ● Characteristics of an RLC Circuit ● Color Calculator ● Coordinates Converter ● Empirical Formula Calculator ● Ephemerides Calculator ● Feet and Inches Calculator ● Fractional Bits Converter ● Geodetic Distance Calculator ● Humidity Calculations ● IEEE 754 Converter ● Interpolation Calculator ● IP Subnet Calculator ● Linear Regression Analysis ● Molecular Weight Calculator ● Number Base Converter ● Numerical Sequences ● Percentage Calculator ● pH Calculator ● Polygon Area Calculator ● Proportion Calculator ● Roman Numeral Converter ● Sigma and Pi Notation ● Statistics (Grouped Data) ● Unit Price Comparison ● Wind Chill Calculator The reference section also includes the following information: ● Physical Laws ● Mathematical Tables ● Elementary &amp; Linear Algebra ● Trigonometric Identities ● Differentiation &amp; Integration Rules ● Statistics Formulas ● Vector Mathematics ● Names in the Metric System ● Cooking Temperature Scales ● Beaufort Wind Scale Please email any questions that are not answered in the Help section. This is also an ad-supported app - upgrade to an ad-free version via: https://play.google.com/store/apps/details?id=com.roamingsquirrel.android.calculator_plus

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