Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> df806e7eb6a5f964573211a2f6ef49db809b199c3d0b60413605e8128bbffc8b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^