Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 80d5d2ccbb490825ffeb883ed85c6cf153f4ecf06c3d40e1fe89b4130ad98480:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^