Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8656c653edb799f6fb36709b8cf5a3aef54a23e221d194765ecd7a52e07cfcf0:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^