Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ea09d50e4ebf15fb7c3508f76c4b4923d95b373da2f51bce17e8b72266e1ee84:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^