Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dc5d39aa769ba5a96c0aa733cf6a72e86da4beb0b389697a3c1c6544473babf3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^