Qalculate! Manual v5.8.2
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# Qalculate! Manual v5.8.2

### Hanna Knutsson

This manual describes version 5.8.2 of Qalculate!.

Instructions for the command line calculator can be found in the qalc manual page.

Copyright © 2005-2007, 2016-2025 Hanna Knutsson

Feedback

To report a bug or make a suggestion regarding the Qalculate! application or this manual create a new issue at https://github.com/Qalculate/qalculate-gtk/issues.

List of Figures

3.1. Main Window
3.2. Completion
3.3. Keypad
3.4. Programming keypad
3.5. Calculation History
3.6. Minimal Window
3.7. Variable Manager
3.8. Function Manager
3.9. Unit Manager
3.10. Convert Number Bases Dialog
5.1. RPN Mode
6.1. Variance Formula
7.1. Store Result
7.2. New Variable
7.3. Matrix/Vector Edit Dialog
7.4. Import CSV Dialog
8.1. Insert function dialog
8.2. Function Edit Dialog
8.3. Function Edit Dialog
9.1. Unit Conversion View
9.2. Unit Edit Dialog (General)
9.3. Unit Edit Dialog (Relation)
10.1. Plot Data
10.2. Plot Settings
10.3. Gnuplot

List of Tables

3.1. Right Keypad
3.2. Left Keypad
3.3. Programming Keypad
3.4. File Menu
3.5. New Menu
3.6. Edit Menu
3.7. Mode Menu
3.8. Functions Menu
3.9. Variables Menu
3.10. Units Menu
3.11. Help Menu
4.1. Operators
5.1. Supported Number Bases
B.1. Variables: Basic Constants
B.2. Variables: Date & Time
B.3. Variables: Large Numbers
B.4. Variables: Matrices & Vectors
B.5. Variables: Atomic and Nuclear Constants
B.6. Variables: Conversion factors for energy equivalents
B.7. Variables: Electromagnetic Constants
B.8. Variables: Particle Mass in MeV*c^(-2)
B.9. Variables: Particle Mass in kg
B.10. Variables: Particle Mass in u
B.11. Variables: Physico-Chemical Constants
B.12. Variables: Universal Constants
B.13. Variables: Small Numbers
B.14. Variables: Special Numbers
B.15. Variables: Temporary
B.16. Variables: Traditional Numbers
B.17. Variables: Unknowns
B.18. Variables: Utilities
C.1. Units: Plane Angle
C.2. Units: Solid Angle
C.3. Units: Area
C.4. Units: Currency
C.5. Units: Capacitance
C.6. Units: Electric Charge
C.7. Units: Electric Conductance
C.8. Units: Electric Current
C.9. Units: Electric Dipole Moment
C.10. Units: Electric Potential
C.11. Units: Electric Resistance
C.12. Units: Electrical Elastance
C.13. Units: Inductance
C.14. Units: Energy
C.15. Units: Action
C.16. Units: Entropy
C.17. Units: Power
C.18. Units: Force
C.19. Units: Dynamic Viscosity
C.20. Units: Kinematic Viscosity
C.21. Units: Pressure
C.22. Units: Information
C.23. Units: Length
C.24. Units: Illuminance
C.25. Units: Luminance
C.26. Units: Luminous Flux
C.27. Units: Luminous Intensity
C.28. Units: Magnetic Field Strength
C.29. Units: Magnetic Flux
C.30. Units: Magnetic Flux Density
C.31. Units: Mass
C.32. Units: Radioactivity
C.33. Units: Absorbed Dose
C.34. Units: Dose Equivalent
C.35. Units: Exposure
C.36. Units: Ratio
C.37. Units: Speed
C.38. Units: Acceleration
C.39. Units: Substance
C.40. Units: Catalytic Activity
C.41. Units: Temperature
C.42. Units: Time
C.43. Units: Frequency
C.44. Units: Typography
C.45. Units: Volume
C.46. Units: Cooking
C.47. Units: Fuel Economy
C.48. Units: Imperial Capacity
C.49. Units: U.S. Capacity
C.50. Units: Volumetric Flow Rate

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