Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c34eae17e11d52804cba1499ea6f6ce92e67b768f05eb30cc1584dbb78a200de:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^