Mon 2023-09-18 . 09:01 AMSlide rule print out Mon 2023-09-18 . 09:01 AMHow to multiply numbers - Part 4 Applications of logarithms Mon 2023-09-18 . 09:01 AMHow to multiply numbers - Part 3 Napier's Logarithms Mon 2023-09-18 . 09:01 AMHow to multiply numbers - Part 2 Trigonometric identities and prosthaphaeresis Mon 2023-09-18 . 09:01 AMHow to multiply numbers - Part 1 Complex numbers and multiplication. Mon 2023-09-18 . 09:01 AMTrigonometry, law of cosine and the law of sine Mon 2023-09-18 . 09:01 AMCelestial navigation - Part 3 Is the North Star always the north star? Mon 2023-09-18 . 09:01 AMCelestial navigation - Part 2 North Star and the Southern Cross. Mon 2023-09-18 . 09:01 AMCelestial navigation - Part 1 Latitudes. Mon 2023-09-18 . 09:01 AMPythagorean theorem and orthogonality

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