221102_Helenius_Lund
221102_Helenius_Lund Ola Helenius 221102 The many meanings of mathematical concepts 3 1 ⋅ 1 21 4 5 6 2 ⋅ 1 3 ⋅ 1 4 ⋅ 1 5 ⋅ 1 6 ⋅ 1 2 ⋅ 2 3 ⋅ 2 12 12 ⋅ 1 6 ⋅ 2 … 4 ⋅ 3 3 ⋅ 4 = 6 ⋅ 2 3 ⋅ 2 = 4 ⋅ 1 1 2 6 ⋅ 7 = 6 ⋅ 5 + 2 = 6 ⋅ 5 + 6 ⋅ 2 6 7 = 5 + 2 6 5 2 6 ⋅ 7 = 6 ⋅ (5 + 2) = 6 ⋅ 5 + 6 ⋅ 2 0 1 3 One -step1 3 of one -step1 4 1 3 0 1 3 One -jump1 3 1 1 12 1 4 ⋅ 1 3 of one -jump1 4 1 3 Getting to : 3 one
https://www.maths.lu.se/fileadmin/maths/Oresundsdagen_3/helenius.pdf - 2025-05-08