Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fae5f80026aa16fed38479277b51bd76f8648dc55db4e9fa22523c4527f161da:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^