Qalculate! Manual v2.9.0
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Qalculate! Manual v2.9.0

Hanna Knutsson

This manual describes version 2.9.0 of Qalculate!.

Copyright © 2005-2007, 2016-2019 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.

Table of Contents

1. Introduction

2. User Interface

Main Window
Expression Entry
Result Display
Keypad
Calculation History
Menu Bar
Variable/Function/Unit Managers
Convert Number Bases Dialog

3. Expressions

Objects
Operators
Implicit Multiplication and Parsing Modes
The “to” operator

4. Calculator Modes

The RPN Mode

5. Propagation of Uncertainty and Interval Arithmetic

6. Variables

Variable creation/editing
Vectors and Matrices

7. Functions

Available Functions
Function creation/editing

Currency
Conversion
Unit creation/editing

9. Plotting

A. Function List

Named Integrals

Combinatorics

Complex Numbers

Date & Time

Microeconomics

Exponents & Logarithms

Circle
Cone
Cube
Cylinder
Parallelogram
Prism
Pyramid
Rectangle
Sphere
Square
Trapezoid
Triangle

Matrices & Vectors

Miscellaneous

Number Theory

Arithmetic
Integers
Number Bases
Polynomials
Rounding

Special Functions

Descriptive Statistics
Distribution
Means
Moments
Regression
Statistical Tests

Step Functions

Trigonometry

B. Variable List

Basic Constants

Date & Time

Large Numbers

Physical Constants

Atomic and Nuclear Constants
Conversion factors for energy equivalents
Electromagnetic Constants
Particle Mass in MeV*c^(-2)
Particle Mass in kg
Particle Mass in u
Physico-Chemical Constants
Universal Constants

Small Numbers

Special Numbers

C. Unit List

Angular Acceleration
Angular Velocity
Plane Angle
Solid Angle

Electricity

Capacitance
Current Density
Electric Charge
Electric Charge Density
Electric Conductance
Electric Current
Electric Field Strength
Electric Flux Density
Electric Potential
Electric Resistance
Inductance
Permeability
Permittivity

Action
Energy Density
Entropy
Molar Energy
Molar Entropy
Power
Specific Energy
Specific Entropy
Thermal Conductivity

Dynamic Viscosity
Kinematic Viscosity
Moment of Force
Momentum
Pressure
Surface Tension

Information

Illuminance
Irradiance
Luminance
Luminous Flux
Luminous Intensity
Radiance
Radiant Intensity

Magnetic Dipole Moment
Magnetic Field Strength
Magnetic Flux
Magnetic Flux Density
Wave Number

Atomic Mass
Density
Mass Fraction

Radioactivity

Absorbed Dose
Absorbed Dose Rate
Dose Equivalent
Exposure

Acceleration

Catalytic Activity
Catalytic Concentration
Substance Concentration

Temperature

Frequency

Cooking
Fuel Economy
Imperial Capacity
Specific Volume
U.S. Capacity

List of Figures

2.1. Main Window
2.2. Completion
2.3. Keypad
2.4. Calculation History
2.5. Variable Manager
2.6. Function Manager
2.7. Unit Manager
2.8. Convert Number Bases Dialog
4.1. RPN Mode
5.1. Variance Formula
6.1. Store Result
6.2. New Variable
6.3. Matrix/Vector Edit Dialog
6.4. Import CSV Dialog
7.1. Insert function dialog
7.2. Simplified Function Edit Dialog
7.3. Function Edit Dialog
8.1. Unit Conversion View
8.2. Unit Edit Dialog
9.1. Plot Data
9.2. Plot Settings
9.3. Gnuplot

List of Tables

2.1. New Menu
2.2. File Menu
2.3. New Menu
2.4. Edit Menu
2.5. Mode Menu
2.6. Functions Menu
2.7. Variables Menu
2.8. Units Menu
2.9. Help Menu
3.1. Operators
B.1. Variables: Basic Constants
B.2. Variables: Date & Time
B.3. Variables: Large Numbers
B.4. Variables: Atomic and Nuclear Constants
B.5. Variables: Conversion factors for energy equivalents
B.6. Variables: Electromagnetic Constants
B.7. Variables: Particle Mass in MeV*c^(-2)
B.8. Variables: Particle Mass in kg
B.9. Variables: Particle Mass in u
B.10. Variables: Physico-Chemical Constants
B.11. Variables: Universal Constants
B.12. Variables: Small Numbers
B.13. Variables: Special Numbers
B.14. Variables: Temporary
B.15. Variables: Unknowns
C.1. Units: Angular Acceleration
C.2. Units: Angular Velocity
C.3. Units: Plane Angle
C.4. Units: Solid Angle
C.5. Units: Area
C.6. Units: Currency
C.7. Units: Capacitance
C.8. Units: Current Density
C.9. Units: Electric Charge
C.10. Units: Electric Charge Density
C.11. Units: Electric Conductance
C.12. Units: Electric Current
C.13. Units: Electric Field Strength
C.14. Units: Electric Flux Density
C.15. Units: Electric Potential
C.16. Units: Electric Resistance
C.17. Units: Inductance
C.18. Units: Permeability
C.19. Units: Permittivity
C.20. Units: Energy
C.21. Units: Action
C.22. Units: Energy Density
C.23. Units: Entropy
C.24. Units: Molar Energy
C.25. Units: Molar Entropy
C.26. Units: Power
C.27. Units: Specific Energy
C.28. Units: Specific Entropy
C.29. Units: Thermal Conductivity
C.30. Units: Force
C.31. Units: Dynamic Viscosity
C.32. Units: Kinematic Viscosity
C.33. Units: Moment of Force
C.34. Units: Momentum
C.35. Units: Pressure
C.36. Units: Surface Tension
C.37. Units: Information
C.38. Units: Length
C.39. Units: Illuminance
C.40. Units: Irradiance
C.41. Units: Luminance
C.42. Units: Luminous Flux
C.43. Units: Luminous Intensity
C.44. Units: Radiance
C.45. Units: Radiant Intensity
C.46. Units: Magnetic Dipole Moment
C.47. Units: Magnetic Field Strength
C.48. Units: Magnetic Flux
C.49. Units: Magnetic Flux Density
C.50. Units: Wave Number
C.51. Units: Mass
C.52. Units: Atomic Mass
C.53. Units: Density
C.54. Units: Mass Fraction
C.55. Units: Radioactivity
C.56. Units: Absorbed Dose
C.57. Units: Absorbed Dose Rate
C.58. Units: Dose Equivalent
C.59. Units: Exposure
C.60. Units: Ratio
C.61. Units: Speed
C.62. Units: Acceleration
C.63. Units: Substance
C.64. Units: Catalytic Activity
C.65. Units: Catalytic Concentration
C.66. Units: Substance Concentration
C.67. Units: Temperature
C.68. Units: Time
C.69. Units: Frequency
C.70. Units: Typography
C.71. Units: Volume
C.72. Units: Cooking
C.73. Units: Fuel Economy
C.74. Units: Imperial Capacity
C.75. Units: Specific Volume
C.76. Units: U.S. Capacity

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		Chapter 1. Introduction