15.0
2023-07-05
1. New Chapter: Correlation Matrix and Principal Component Analysis (PCA).
2. 'My Comments' list shows the preview of each comment.
3. Other UI improvements and bug fixes.
14.0.1
2023-07-01
Bug fixes
14.0
2023-06-27
1. User can add comments to most tutorial chapters by long tapping on each screen or by pressing the icon in the top left corner. The comments will be saved to the list.
2. The 'My Comments' list can be accessed from the 'Linear Algebra Tutorial' screen.
3. Other UI improvements and bug fixes.
13.0
2023-06-22
1. User can save tutorial chapters to a list by long tapping on each screen. The 'My Tutorial Chapters' list can be accesses from 'Linear Algebra Tutorial'.
2. New Home Screen with 'Linear Algebra Tutorial' button (formerly 'Properties & Proofs').
3. Other UI improvements in Tutorials.
12.16
2023-06-13
UI improvements, bug fixes and crash prevention.
12.15.1
2023-06-12
Bug fixes
12.15
2023-06-11
1. Buttons to move matrix table entries up and down.
2. UI improvements in 'Properties & Proofs' (mostly in QR Factorization).
3. Bug fixes.
12.14
2023-06-07
UI improvements in "Properties and Proofs" for QR Factorization
12.13.2
2023-06-05
Bug fix and UI improvements
12.13.1
2023-06-04
Bug fix and UI improvements
12.13
2023-06-03
1. Rotation around a Vector Matrix Derivation from formula (Rodrigues Formula).
2. UI improvements in "Reflection across a Plane".
3. Other UI and performance improvements.
12.12
2023-06-01
UI improvements in Projection matrix derivation in '3D Image Transformation Tutorial'
and Orthogonal projection in 'Best Solution for Overdetermined Systems'
12.11
2023-05-28
UI improvements in 'Properties & Proofs'
12.10.1
2023-05-25
Bug fixes
12.10
2023-05-25
New proof that Det(A) = Det(A Transposed)
12.9
2023-05-23
UI improvements and bug fixes in 'Properties & Proofs'
12.8
2023-05-22
Most proofs can be saved to clipboard as an image or as RTF.
This feature will be gradually extended to all proofs.
12.7
2023-05-21
1. Matrix derivation for Euler angles rotation.
2. UI improvements and bug fixes.
12.6
2023-05-20
UI improvements and bug fixes
12.5
2023-05-19
UI improvements and bug fixes
12.4
2023-05-18
UI improvements and bug fixes
12.3
2023-05-14
UI improvements in "Properties & Proofs"
12.2
2023-05-13
Improved explanation of (A * B)T = BT * AT proof and other UI improvements