Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 765e07fc17627d728b1d58d5fc29026e059cfe392c9cf80cdd70b264eccfec52:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^