- 23:19, 20 January 2021 diff hist -33 Exercise 3.3Z: Rectangular Pulse and Dirac Delta
- 23:18, 20 January 2021 diff hist -39 Exercise 3.3Z: Rectangular Pulse and Dirac Delta
- 23:14, 20 January 2021 diff hist +26 Exercise 3.3: From the Signal to the Spectrum
- 22:45, 20 January 2021 diff hist -42 Exercise 3.3: From the Signal to the Spectrum
- 22:30, 20 January 2021 diff hist -50 Exercise 3.3: From the Signal to the Spectrum
- 22:18, 20 January 2021 diff hist +19 Exercise 3.3: From the Signal to the Spectrum
- 22:06, 20 January 2021 diff hist -8 Exercise 3.2Z: Sinc-Squared Spectrum with Diracs
- 22:06, 20 January 2021 diff hist -23 Exercise 3.2Z: Sinc-Squared Spectrum with Diracs
- 21:52, 20 January 2021 diff hist -23 Exercise 3.2Z: Sinc-Squared Spectrum with Diracs
- 21:33, 20 January 2021 diff hist -46 Exercise 3.2Z: Sinc-Squared Spectrum with Diracs
- 23:47, 17 January 2021 diff hist -128 Exercise 3.2: From the Spectrum to the Signal
- 23:18, 17 January 2021 diff hist -113 Exercise 3.1Z: Spectrum of the Triangular Pulse
- 22:55, 17 January 2021 diff hist -5 Exercise 3.1Z: Spectrum of the Triangular Pulse
- 22:55, 16 January 2021 diff hist +1 Exercise 3.1: Spectrum of the Exponential Pulse
- 22:55, 16 January 2021 diff hist -79 Exercise 3.1: Spectrum of the Exponential Pulse
- 22:45, 16 January 2021 diff hist -79 Exercise 3.1: Spectrum of the Exponential Pulse
- 22:36, 16 January 2021 diff hist 0 Exercise 2.6Z: Magnitude and Phase
- 22:36, 16 January 2021 diff hist -32 Exercise 2.6Z: Magnitude and Phase
- 22:32, 16 January 2021 diff hist +2 Exercise 2.6Z: Magnitude and Phase
- 22:31, 16 January 2021 diff hist -60 Exercise 2.6Z: Magnitude and Phase
- 22:30, 16 January 2021 diff hist +12 Exercise 2.6Z: Magnitude and Phase
- 22:30, 16 January 2021 diff hist -37 Exercise 2.6Z: Magnitude and Phase
- 22:18, 16 January 2021 diff hist -170 Exercise 2.6: Complex Fourier Series
- 21:57, 16 January 2021 diff hist -37 Exercise 2.6: Complex Fourier Series
- 21:47, 16 January 2021 diff hist -58 Exercise 2.6: Complex Fourier Series
- 21:42, 16 January 2021 diff hist +1 Exercise 2.5Z: Square Wave
- 21:41, 16 January 2021 diff hist -18 Exercise 2.5Z: Square Wave
- 21:31, 16 January 2021 diff hist -27 Exercise 2.5Z: Square Wave
- 21:17, 16 January 2021 diff hist -48 Exercise 2.5Z: Square Wave
- 21:12, 16 January 2021 diff hist -91 Exercise 2.5Z: Square Wave
- 20:51, 16 January 2021 diff hist -39 Exercise 2.5: Half-Wave Rectification
- 20:41, 16 January 2021 diff hist -29 Exercise 2.5: Half-Wave Rectification
- 20:38, 16 January 2021 diff hist -62 Exercise 2.5: Half-Wave Rectification
- 20:21, 16 January 2021 diff hist -29 Exercise 2.4Z: Triangular Function
- 20:15, 16 January 2021 diff hist -96 Exercise 2.4Z: Triangular Function
- 20:07, 16 January 2021 diff hist -68 Exercise 2.4Z: Triangular Function
- 00:21, 14 January 2021 diff hist +7 Exercise 2.4: Rectified Cosine
- 00:16, 14 January 2021 diff hist -11 Exercise 2.4: Rectified Cosine
- 23:55, 13 January 2021 diff hist -75 Exercise 2.4: Rectified Cosine
- 23:49, 13 January 2021 diff hist -77 Exercise 2.4: Rectified Cosine
- 23:38, 13 January 2021 diff hist +2 Exercise 2.4: Rectified Cosine
- 23:29, 13 January 2021 diff hist -60 Exercise 2.4: Rectified Cosine
- 23:23, 13 January 2021 diff hist -14 Exercise 2.3Z: Oscillation Parameters
- 23:00, 13 January 2021 diff hist -5 Exercise 2.3Z: Oscillation Parameters
- 22:59, 13 January 2021 diff hist -15 Exercise 2.3Z: Oscillation Parameters
- 22:36, 13 January 2021 diff hist -5 Exercise 2.3Z: Oscillation Parameters
- 22:30, 13 January 2021 diff hist -10 Exercise 2.3Z: Oscillation Parameters
- 05:00, 4 January 2021 diff hist -46 Exercise 2.3: Cosine and Sine Components
- 04:37, 4 January 2021 diff hist -40 Exercise 2.3: Cosine and Sine Components
- 04:31, 4 January 2021 diff hist -47 Exercise 2.3: Cosine and Sine Components