Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> edb1fd4a341395fe284c3f8587b931f4dcd9ff4459428699ec1940d5f5db8f66:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^