Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8a748375098940cba700e5a2a624105542d1179b1658bb955fa0a1544bc72726:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^