Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1683e02a89b607ac7c5a9de11a2e56695452e6b4dfcf43adea6f9c681eb47d4b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^