Smart Math Calculator

New In Version 3.0 (Sept 27, 2012)

• New Features:
  • Support for numbers with bases other than 10 such as binary, oct, hex, base 20, base 32.
  • New computation settings that allows super fast computations but with less precision digits.
  • New computation settings that allows using Apfloat for computations instead of the default evalulator.
  • Support for high precision computations for arcsin, sinh, log, ln and all other functions that previously did not compute high precision results.
  • The math library now contains 28 new functions and constants.
  • Shortcut to math library functions and constant can be added to the keypad.
  • The last tab selection is remembered and reopened when the program starts.
  • Allow inputting numbers in their scientific form. eg: 1.3e5
• Improvements:
  • ln( ) function computes 10 times faster.
  • Solving equations works better and finds all solutions.
  • Compute pi and e to requested precision.
  • Easier to submit error logs with a push of a button.
  • Convert decimals to simplified fractions when fraction mode is enabled.
  • Insert new lines before the current line instead of after.
• Fixes:
  • Cancelling computations used to take several seconds when heavy calculations was in progress. Now it happens instantly.
  • The % operator used to give error if not used at the beginning of the math expression.

New In Version 2.2 (Nov 25, 2009)

• New Features:
  • Solve equations for unknown variables.
  • High precision trigonometry functions.
  • High precision Factorial function (n!).
  • Percentage sign.
  • Option of local language or English language for formatting numbers.
• Improvements:
  • Improved recognition of non-English numbers.
  • Support for copy/paste short keys (ie. Ctrl+C)
  • Auto-start and show icon are off by default.
  • Limit decimal numbers is off by default.
• Fixes:
  • The auto-start would be turned on even when removed from msconfig in windows.
  • The error "Could not initialize class WindowsWebEngine" was thrown in some 64bit windows.

New In Version 2.1 (April 10, 2009)

• New Features:
  • Function Library to allow add/edit user-defined functions in a global library.
  • Print expressions & results.
  • Taskbar icon option for faster access.
  • Auto-start taskbar icon when windows restarts.
• Improvements:
  • Faster exiting.
• Fixes:
  • At start time the program would crash sometimes.
  • tan2 would not accept the 2nd parameter.
  • 5th expression missing when opening files with 5 expressions.
  • In .05x the number in front of x could not be parsed correctly.
  • Ctrl+x, Ctrl+c and Ctrl+v would not work properly in default theme.
  • -(2+2) would evaluate to 0 instead of -4
  • Undefined functions would result in "Invalid Operation" instead of n/a

New In Version 2.0

• New Features:
  • Auto-save current math expressions upon exit and auto-restore them next time the program is started.
  • Mac OS X user-interface theme skin.
  • Option to switch between three available theme skins.
  • Always-on-top option.
  • Embedded purchasing option.
• Improvements:
  • Faster start-up.
  • Faster exiting.
  • Window size is no longer auto-saved if the window is maximized.
  • Improved UpDown buttons.
  • Smart Math Calculator folder created in My Documents for saving files.
• Fixes:
  • When opening files, the last line of the file would be missing.
  • When saving files, the √ symbol would not be displayed properly.
  • Some recursive functions could not be evaluated due to problems with condition evaluation.
  • Some computers would show "Missing MSVCR71.dll" error.

New In Version 1.8

• New Features:
  • All settings are saved and reloaded next time the program is started.
    • This includes: windows size and location, precision, number of decimal places, angle units and fraction.
  • Results can now be displayed as Fractions.
  • Gradian unit for angles is available.
  • Error messages are conveniently displayed under equations as you type an expression.
  • Example button  is added for generating random examples.
• Improvements:
  • Brackets are no longer mandatory in front of functions.
    • sin(45) can be written as sin 45
  • Multiplication sign is no longer mandatory next to brackets.
    • 2*(3)*(5) can be written as 2(3)(5)
  • When a expression is deselected (checked off) it is grayed out.
  • Pressing Enter now takes the cursor to next line if there is no error.
  • Use √ sign for √x instead of function root(x)
  • Only show scrollbars if necessary.
• Fixes:
  • Sometimes the mouse cursor would show busy icon even when done.
  • Division by zero would return zero instead of error message.
  • Wrong error messages were shown for some invalid expressions.
  • Values more than 1 used to be treated as false.

New In Version 1.7

• Improvements:
  • A blank equation is automatically inserted at the end of equation list for convenience.
  • New variables are always placed above the equation that declares them.
  • Moving through equations with arrow keys is made easier.
  • Reduced pop-ups in Free-Edition.
• Fixes:
  • Root of negative number used to trigger a never-ending calculation. It now returns n\a.
  • x^(1*y) used to be wrongly evaluated to x^(1/y) .

New In Version 1.6

• New Features:
  • Ability to cancel long calculations.
• Improvements:
  • Faster and more responsive user-interface.
  • Accurate calculations of root and power ^ up to unlimited number of digits.
  • Result is set to "n\a" when invalid.
  • Result is set to "..." and cursor changed to busy while computing.
  • Default precision changed to 50 digits for faster computation.
• Fixes:
  • User-interface used to become non-responsive when long calculations in progress.
  • Arcsin, arccos and arctan used to return wrong result in degree mode.

New In Version 1.5

• New Features:
  • Define your own recursive functions (functions that call themselves).
  • Support for true/false statements with <, <=, >, >=, <>, =, or, and.
  • Support for functions with conditions.
• Improvements:
  • Easier control of scientific decimal format.
  • Check for updates at exit time instead of start time.
  • Show dialog boxes in center of main window.
  • Faster calculations.
  • More clear error messages.
• Fixes:
  • Slow start-up in some computers.

New In Version 1.4

• New Features:
  • Define your own custom functions.
• Improvements:
  • Show error messages as tooltips.
  • Show error message when low in memory.

New In Version 1.3

• Improvements:
  • Improved pow and root algorithms for evaluating large numbers.
  • E0 is removed from result.
  • Faster response when key pressed.
  • Pressing Tab key moves focus to next equation.
• Fixes:
  • Program no longer hangs when computing pow or root of large numbers.
  • Precision number is no longer increased randomly.

New In Version 1.2

• New Features:
  • Support for numbers as large as 1000+ decimal places.
  • Customize number of decimal precision (i.e. set precision of 50 decimal places).
  • New user-interface text box that holds complete value of current math expression when too big to fit in its original box.
  • New pop-up menu that allows quick copy and paste of expressions and their results.
  • Save and open files in Free Edition.
• Improvements:
  • Unlimited precision for +, -, *, /, exp, min, max, ceil, floor, int, fraction.
  • Precision of 1000+ decimal places in ^ (pow), root and rootn.

New In Version 1.1

• New Features:
  • Set number of decimal places.
  • Display result in scientific notation.
  • Display result as comma grouped.
  • Switch between Degrees and Radian.
  • Support for %
  • Display explanation of errors when input is invalid.
  • Display long results as tool tip pop-ups.
  • Automatically put opening brackets in front of functions.
• Improvements:
  • Starts faster.
  • Texts look better with anti-aliasing.
  • No longer need to put negative numbers in brackets:
    • x^-1
    • 5+-1
    • 5*-1
    • 5/-1
  • Dialog boxes open near the mouse pointer for convenience.
  • Keyboard looks better when window is maximized.
  • Small decimal errors are corrected.
  • Automatic logging.
• Fixes:
  • x^(-1) not working.
  • Multiple brackets not working with negative numbers -(-(-1))
  • Pressing the Enter key taking the cursor to next line.
  • Invalid entries being considered as valid variables names.
  • Auto Update popping up even when "Don't ask again" is selected.