Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c4817492e53f8d730341b5cb5356381bcc95fa79e66b528aa93cbf9ff1eb1ffb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^