Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a06764c860dcfcebf986649d185eaf09f1b21da023f82e481de1de215d511fa3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^