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Specifications Number of Functions: 552 Two-way power (Solar + LR44 × 1) Approximate battery daily experience: 2 years (LR44)*1 Dimensions H × W × D (mm): 11.1 × 77 × 165.5 Approximate weight (g): 90 Case style: Slide-on hard Dot matrix display: 192 × 63 dots Mantissa + exponent digits: 10 + 2 Internal operation digits: 15 Nested parentheses levels: 24 Utilities Natural textbook display / NATURAL-V.P.A.M. Key rollover function Replay function Multi-replay functions Backspace CALC function SOLVE function Answer function Variables:9 Auto power off UNDO Digit separator Multiline display Special Features Base-n calculations (Binary/Octal/Hexadecimal) Logical operations Engineering symbol calculations Engineering notation (ENG/ENG) Scientific constants : 47 Metric conversions : 40 Basic Functions Trigonometric, inverse trigonometric (sin/cos/tan/sin-1/cos-1/tan-1) Hyperbolic, inverse hyperbolic (sinh/cosh/tanh/sinh-1/cosh-1/tanh-1) Exponential, logarithmic (log, ln, 10x, ex) Base specified logarithmic Square and square root (x2/ √ ) Cubic and cubic root (x3/ 3√ ) Power and radical root (xy/ x√ ) Fraction Percentage calculation (%) Rounding Sexagesimal ↔ decimal Display format (FIX, SCI) Angle unit (Degree, Radian, Gradian) Angle unit conversion (Degree, Radian, Gradian) Factorization into prime factors Ratio calculation Calculus Differentiation calculation Integration calculation Algebra Simultaneous equation : (4 unknowns) Polynomial equation : (Degree 2, 3, 4) Inequality calculation Table function Matrix calculations Complex number calculation Geometry Coordinate conversion (Pol, Rec) Vector calculations Probability Combination, permutation (nCr, nPr) Statistics Random numbers Random integers List-based STAT data editor Standard deviation Regression analysis Linear regression ab exponential regression Other regression: Log, Exp, Pwr, Inv, Quad Advanced statistical distribution calculations

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