Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d013b5a4975ccacb9c758471b01ecafb60789b926bab82565cf41ffea1b2b6bc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^