Board records of online lectures

• board 12jan2022
• board 14jan2022
• board 19jan2022
• board 21jan2022
• board 24jan2022
• board 26jan2022
• board 28jan2022
• board 31jan2022
• board 02feb2022
• board 04feb2022
• board 07feb2022
• board 09feb2022
• board 11feb2022
• board 25feb2022
• board 04mar2022
• board 18mar2022
• board 21mar2022
• board 23mar2022
• board 08apr2022