Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 936816a94edba47535b836eb18516955643e03968e5aacb7c4a21f23cba9d4c2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^