Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 039ffbdc37d74e35ec6fa7d9ce8a23320e33339fe47f1c3039bd2d81151d171c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^