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DreamCalc Professional Edition Changelog

What's new in DreamCalc Professional Edition 5.0.4

Mar 15, 2017
  • Minor changes include:
  • Bug Fix: Normally DreamCalc will automatically close open parenthesis on hitting ENTER. However, some combinations resulted in a crash
  • Bug Fix: The f(x,t) function drop down list was being shown behind other controls

New in DreamCalc Professional Edition 5.0.3 (Mar 15, 2017)

  • Minor changes include:
  • Minor internal updates.

New in DreamCalc Professional Edition 5.0.2 (Mar 15, 2017)

  • Minor changes include:
  • Installer and application now dual signed with SHA1 and SHA256.
  • Main menu auto-hide is now off by default (caused confusion for some users).
  • There's now an option to set auto-hide menu in the first time use wizard.
  • Minor updates to improve compatibility with Screen Reader.
  • Bug Fix: Length conversion km->ly was incorrectly labeled.

New in DreamCalc Professional Edition 5.0.1 (Jan 9, 2016)

  • Minor changes include:
  • Tutorial videos now listed under the Help menu and in the User Guide.
  • Update: Update to User Guide, especially the calculus page.
  • Update: The "Show Regression" and "Show Normal Distribution" options now listed for convenience under the toolbar button in the graphing window.
  • Bug Fix: Intersection and intercept dialogs incorrectly show "0 points", and display wrong input box types.
  • Bug Fix: Plot "dy/dx" label not always visible.
  • Bug Fix: Wrong icon in stats "Calc" button on list window.
  • Other minor changes and bug fixes.

New in DreamCalc Professional Edition 5.0.0 (Dec 9, 2015)

  • New features and important changes include:
  • The Scietific Edition was retired in this release, and basic calculator features can now be used for free
  • DreamCalc can now talk! New speech functionality added to support accessibility requirements in education. Additionally, work has been done to ensure the application works with screen readers
  • New icon set for menus and tool windows
  • Update to the numerical calculus functionality, which is now comprehensively documented in the user guide
  • The tool windows now have a maximize sytem menu
  • The main menu has been re-organised, with the "View" menu replaced by "Window" menu
  • A new "Copy X-Y Data" button has been added to the Graphing Window, which replaces the old check box.
  • The Function Index page of the User Guide now links to each individual function, rather than just the page. This should make finding function documentation much easier.
  • There's a new "quick setup" window.
  • Unit conversions renamed to standardized case names.
  • Change to LCD colour in default skin
  • Minor changes include:
  • Installer now code-signed with SHA-256 (previously used SHA-1)
  • The "DEL" key now shows a backspace symbol
  • Aesthetic updates to the About window
  • The "30/360" calendar function has been update and renamed "30A/360"
  • Complex numbers are now shown with normal brackets, rather than curly ones.
  • The x and y values have been reversed in the "logB" function
  • Functions renamed to "GRAND", "RAND" and "RINT" under the "NUM" menu
  • Windows 10 introduced blurred window text in DreamCalc with higher DPI modes. This has now been resolved, and DreamCalc works well with DPI up to 200%
  • Display now defaults to 12 digits
  • Click sound made softer and quieter
  • Removed logo from options window
  • User can select chart not applicable to statistical mode, and will be asked to switch mode
  • Main window now defaults to transparent
  • List size now increased to 5000 in Professional Edition
  • Improvement to feedback hint on display
  • Update to EULA
  • Pressing 'H' in key focus mode now shows the key help hint
  • Bug fix: Irrational fractions (3.142...) did not allow ENG without round off
  • Bug fix: Digits wrong in fixed mode when showing sci format
  • Bug fix: Clicking away from f(x) drop-down list did not make it close
  • Bug fix: xy could show wrong last operation in algebraic mode
  • Bug fix: sign input bug in RPN mode squished
  • Other minor changes and bug fixes

New in DreamCalc Professional Edition 4.10.2 (Sep 29, 2015)

  • A minor tweak to assist integration with Fastspring sales platform.

New in DreamCalc Professional Edition 4.10.1 (Sep 26, 2015)

  • New Features:
  • DreamCalc now provides "key a focus" input mode allowing full navigation of the keypad without a mouse. Press TAB to toggle key focus mode, and the use arrow keys to move focus. Existing key stroke inputs are unchanged.
  • Minor Changes:
  • CODATA constants updated to 2014 values.
  • Default display precision changed to 15 digits.
  • Bug fix - The polynomial solver returned incorrect result (failed to converge) given specific input values. Resolved.
  • Bug fix - The result of the REM (remainder) function in base-N mode was being incorrectly rounded down. Resolved.
  • Updates to the user guide.

New in DreamCalc Professional Edition 4.9.3 (Aug 26, 2015)

  • Octal and binary prefixes changed to "0o" and "0b" respectively
  • Bug fix - possible rounding error in non-decimal bases
  • Bug fix - error dialog shown in base-N mode for some functions
  • Bug fix - difficulty entering complex numbers with constants in RPN mode

New in DreamCalc Professional Edition 4.9.2 (Aug 26, 2015)

  • Updates to the Chart Window to improve usability and "ease of access"
  • Re-instated "any base" feature after removal in early version
  • Bug Fix - Key hover information occasionally showed incorrect keystroke
  • Bug Fix - With multiple monitors, main window not always shown on primary after install
  • Update to User Guide, which now provides complete list of keystroke inputs
  • Update to Installer

New in DreamCalc Professional Edition 4.9.1 (Aug 26, 2015)

  • Bug Fix - Incorrect operation of sign key in RPN mode with constants
  • Change - The "P" keyboard input now operates the "EEX" key, allowing the user to press "P" for PI (this does not work in financial mode as "P" still operates "PRICE" key). The "X" keyboard input now assigned to "POLY"
  • Installer updates for Windows 8

New in DreamCalc Professional Edition 4.9.0 (Jan 6, 2014)

  • Image rendering improved when the calculator main window is resized.
  • Update: Check for "new version" feature has been improved.
  • Bug Fix - Incorrect position of axis titles when printing charts.
  • Bug Fix - Tab names incorrect in Options window of Scientific Edition.
  • Minor updates to User Guide.
  • Other minor updates.

New in DreamCalc Professional Edition 4.8.0 (Nov 28, 2011)

  • New User Guide.
  • Fundamental physical constants updated to CODATA 2010.
  • Changed DreamCalc default skin.
  • Bug Fix: Graph footer not show/hiding properly.
  • Other minor changes.

New in DreamCalc Professional Edition 4.7.2 (Jul 20, 2011)

  • Bug Fix: Adjustments for larger controls on Windows 7.
  • Bug Fix: DEP issue affecting certain x64 systems.

New in DreamCalc Professional Edition 4.7.1 (Jan 4, 2011)

  • Bug Fix: The nCr function was not being added to the calculation log.
  • Change: Application settings will now "roam" with the user.
  • Change: Minor updates to User Guide.

New in DreamCalc Professional Edition 4.7.0 (May 20, 2010)

  • New features include:
  • New AveDev and MAE statistical functions.
  • Help system now employs plain HTML files rather than CHM file.
  • Minor changes include:
  • Bug Fix: Problem entering complex numbers with negative imaginary component in RPN mode.
  • Bug Fix: Incorrect RMSE results with small N.
  • Bug Fix: Chart did not always update when chaning statistical mode.

New in DreamCalc Professional Edition 4.6.2 (May 12, 2010)

  • Bug Fix: Loss of sign in RPN mode under certain conditions.
  • Bug Fix: DreamCalc could be shown off screen with multi-monitors under certain conditions.
  • Minor update to polar plots--all four quadrants now always shown.

New in DreamCalc Professional Edition 4.6.1 (Jun 11, 2009)

  • Bug Fix: Occasional incorrect Syntax Error in Graphing Window.
  • Bug Fix: Integers were not always rounded in Base 32 and 64 Modes.

New in DreamCalc Professional Edition 4.6.0 (May 3, 2009)

  • New features in this release include:
  • New High Contrast Skin
  • This was a patch release and minor changes include:
  • Bug Fix: Error when starting hex input with 'B'.
  • Updates to the User Guide

New in DreamCalc Professional Edition 4.5.2 (Apr 2, 2009)

  • Ability to install and register DreamCalc from the command line or batch script. This was added to simply site-wide deployment for educational institutions.
  • Updates to the User Guide

New in DreamCalc Professional Edition 4.5.0 (Feb 5, 2009)

  • New - X-axis intercept option added to Chart Window "Calc" button.
  • New - Application wide option to disable "mouse over" hints.
  • Chart Window Calc button drop down options re-arranged.
  • Removed "Chart Cursor" option from Options Window.
  • Removed "Vertical Y-Axis Labels" from Option Window.
  • Minor changes and bug fixes.

New in DreamCalc Professional Edition 4.4.1 (Feb 2, 2009)

  • Bug Fix: Open parentheses level not showing in LCD display.
  • Bug Fix: Clicking on [Unzoom] in chart stores the cursor coordinates in the plot tracer box, overwriting any coordinates already stored. This shouldn't happen.

New in DreamCalc Professional Edition 4.4.0 (Jan 26, 2009)

  • New Features:
  • The Chart Window now supports Numerical Calculus.
  • You can now calculate insection points in dual function plots.
  • It is now possible to paste an input formula string into the calculator using CTRL-V.
  • DRGC key added to convert input angles.
  • Changes:
  • Change: Paper Roll output syntax updated to make calculation strings unambiguous to the input parser.
  • Change: Skins have been updated.
  • Change: The "Metal" skin has been dropped because it was not sufficiently different from "Zebra".
  • Change: Function key hints have been improved.
  • Change: Ran (random) function moved to the MISC key.
  • Change: The "ay" register renamed "ty", so that "t" is consistently used to denote angles.
  • Change: Improvements to the rendering of the main window.
  • Change: Cashflow list can now be hidden by moving the splitter all the way to the right.
  • Change: Updates to the User Guide.
  • Change: Other minor changes and improvements.
  • Bug Fix: Open & Save dialogs now default to the user's home directory.
  • Bug Fix: Chart Window title text did not fully follow the selected color scheme.
  • Bug Fix: The license key input window can now accept non-ASCII characters.

New in DreamCalc Professional Edition 4.3.3 (Dec 22, 2008)

  • This was a patch release and minor changes include:
  • Bug Fix: Earth gravitation constant was incorrect.

New in DreamCalc Professional Edition 4.3.2 (Dec 15, 2008)

  • Bug Fix: Earth gravitation constant was incorrect.
  • Bug Fix: DreamCalc did not launch silently when starting with Windows.

New in DreamCalc Professional Edition 4.3.2 (Dec 15, 2008)

  • Bug Fix: Earth gravitation constant was incorrect.
  • Bug Fix: DreamCalc did not launch silently when starting with Windows.

New in DreamCalc Professional Edition 4.3.1 (Dec 8, 2008)

  • New Features
  • New features in this releases include:
  • Ability to set chart titles and axis captions in Professional & Graphing Editions.
  • Minor Changes
  • Other changes include:
  • Change: Physical constants updated to CODATA 2006.
  • Change: Updates to Save/Open dialogs in Windows Vista.
  • Change: Segoe UI font is used on Windows Vista.
  • Change: Installer now has digital certificate.
  • Change: User Guide updates.
  • Change: Menu caption and other minor changes.
  • Bug Fix: Keyboard input stops working correctly because of locked ALT key down state.
  • Bug Fix: Window positioning on multi-screen systems.

New in DreamCalc Professional Edition 4.1 (Jun 13, 2007)

  • New Cubic Regression mode added to all editions.
  • Re-write of Histogram & Frequency Polygon charts.
  • New Q-Q Plot added to Profession Edition Only.
  • New Skew & Kurtosis Functions.
  • New GRan# function under [MISC] key.
  • New "Consolidate Frequencies" menu option in List Window.
  • Critical Bug Fix: Error messages displayed in Graphing Window. Fixed.
  • Critical Bug Fix: Polynomial Solver could give erroneous results under certain conditions. Fixed.
  • Change: Mode & Median functions moved to [S-DIST] menu key.
  • Change: Zc function renamed to "zs" and now accepts only confidence level r(-1, 1).
  • Change: Normalized Variate "t" function renamed to "Z".
  • Bug Fix: Median could give wrong result given fractional frequencies.
  • Change: Gaussian probability functions renamed to PG, RG and QR.
  • The following functions added to Function Grapher: zs, GRan#, PG, RG and QR.
  • Numerous small changes, fixes and tweaks.
  • Improved documentation of statistical functions.

New in DreamCalc Professional Edition 4.0.3 (May 11, 2007)

  • Bug Fix - GCD function incorrectly shown as "GCM" on [3] key.
  • Bug Fix - MOD, LCM and GCD helps hints were incorrect.