Calculator: Brill Calc

A calculator with a unique hexagonal interface where all buttons are arranged in a honeycomb pattern. Features: - Non-standard button layout in hexagonal shapes - Complete set of mathematical functions: basic operations, trigonometric functions (sin, cos, tan, sinh, cosh, tanh), logarithms (ln, log₁₀), powers and roots - Additional functions: percentages, constants (π, e), exponential operations - Memory buttons (m+, m-, AC) - Radian/degree toggle (Rad) - Scientific notation (EE) - Color-coded buttons for different operation types The interface is optimized for touch control on iPad. The hexagonal grid provides an ergonomic arrangement of frequently used functions around the numeric keypad.