Rules for progression: triangular numbers Folder 1 Add MS 6782 f. 147 Add MS 6782 f. 148 Add MS 6782 f. 150 Add MS 6782 f. 149 Rules for progression: triangular, square, pentagonal, ... numbers Folder 2 Add MS 6782 f. 154 Add MS 6782 f. 155 Add MS 6782 f. 156 Add MS 6782 f. 237 Add MS 6782 f. 157 Add MS 6782 f. 153 Add MS 6782 f. 159 Add MS 6782 f. 158 Rules for progression: rough work Folder 4 Add MS 6782 f. 151 Add MS 6782 f. 167 Add MS 6782 f. 167v Add MS 6782 f. 168 Add MS 6782 f. 82v Add MS 6782 f. 152 Add MS 6786 f. 515v Rules for progressions of figurate numbers: triangular, square, pentagonal, etc. Return to TOPICS Return to previous level