Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 52b03f7ceba5483d36eddde0e211ce14cb2ac75f70d35db8a564d4b8120893cd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^