Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ed4c9cd05b795c95e95aa6e1622990562e25080c3f17f8882d5198f0d5f1b3d6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^