Mathematical symbols represent objects, actions, and relationships in formulas. Decimal digits and Latin letters are the most basic symbols. Greek alphabet and Hebrew letters are increasingly used. Standard typeface is italic for Latin and lowercase Greek letters
Simplifies boolean expressions with step-by-step solutions. Applies various laws including commutative, distributive, and identity. Supports all basic logic operators and their combinations. Finds disjunctive, conjunctive, and negation normal forms
Earth completes one revolution around the Sun in one year. A terrestrial year is 365 days long. Every four years, Earth takes one extra day (leap year)
Percentage means "of 100" and is a special fraction with denominator 100. Enter percentage and press % button to convert to decimal. Clear button (C/AC) must be pressed before calculations
1 kilogram equals 0.001102 tons. Conversion formula: tons = kilograms × 0.001102
Identify birth date and specific date for age calculation. Convert dates to year, month, and day components. Subtract birth year from specific year to find years difference. Adjust for month/day difference by subtracting one year if earlier