Scientific Calculator DES-38D 1.10

The DES-38D is a sophisticated multi-line scientific calculator designed for professionals in engineering and mathematics. Its intuitive left-to-right data entry and display facilitate ease of use, making it suitable for users of varying expertise levels.

Engineered with precision, the calculator offers an array of features tailored to meet the requirements of its target audience, such as comprehensive statistical analysis and graphing functionalities. Furthermore, it retains a user-friendly interface that allows for efficient operation regardless of the user's experience.

The nomenclature of the DES-38D reflects its capability to execute base-10 arithmetic, accommodating numbers with a 38-digit mantissa and an exponent range from -128 to +127. This aspect underscores its advanced computational abilities.

Compatible with both portrait and landscape modes across all iPad and iPhone models, the application provides flexibility in usage without necessitating rotation for standard operations.

All features, both current and future, are included at a single price point, ensuring that users are not subjected to additional costs post-purchase.

Key Features:

• Supports Hex, Binary, and Octal number bases in various word lengths (64-bit, 32-bit, 16-bit, or 8-bit)
• Accepts decimal, scientific, or fractional data entry—which can be mixed
• Memory and result data can be displayed independently in different notations
• Angle computations manageable in degrees, radians, gradians, or turns
• Offers 10 memory registers
• Four display lines for equations, results, current memory registers, and error/information messages
• Human-readable display format runs left-to-right
• The [-] key serves dual purposes for both subtraction and negation during input
• Real-time evaluation of equations with immediate updates to the result field; [=] key archives results for historical reference
• History/Tape function for saving and recalling equations and results
• Easily adjustable sliders for display precision and notation switching
• Includes constants like e and π along with a comprehensive table of additional scientific values
• Extensive built-in help documentation
• Copying and pasting facilitated through simple gestures
• Swiping gestures provide rapid access to memory registers, constants, and history/tape files
• Advanced statistical functions allow instant calculations of over 90 statistical outputs, including eight regression analyses with graphical representation
• Supports ten statistics data sets along with CSV file import capabilities; enables printing, emailing, or sharing of data sets and results

List of Math & Logic Functions:

• Addition, subtraction, multiplication & division
• Floored and Euclidean modulus calculations
• Percentage calculations—including discount and ratio computations
• Root calculations (square, cube, nth)
• Exponentiation (square, cube, nth)
• Logs (base-10, base-2/natural logarithms)
• A comprehensive suite of 24 trigonometric functions
• Combinations & permutations calculations
• Coordinate conversions between polar & rectangular systems
• A variety of random number generators for simulations (coin flips, dice throws)
• Reciprocals as well as factorials & double factorials calculations
• Logical operations (AND, OR variants)
• Bit shifts and rotations capabilities
• Advanced statistics with graphical output options available for regression results

Your feedback is valuable to us. The app features an email option for comments or suggestions at [email protected].

If you find the DES-38D beneficial, consider rating and reviewing it in the App Store.

Thank you for choosing the DES-38D.