Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 65f90f76b0f687c20936f6e8ea500615ce2aa4ebba5293b415137bf24edab4da:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^