Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 31a86550b9b161602444cf08ae2d260efbc52e62d9a37cce3197ae9098e94cc2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^