Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d98f02eeb26c641e2df004080761e3b365e2bab77179a1f7db5dfe4f900d55c9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^