Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7cbc136d8f088d0c8e4a92cb24f5d9a284c6e53da862d20f71afaf8894169b3d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^