Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d370e2b806f4f2b8474f876ccdcf69880c5a4186e761895e254c2961bb9235a7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^