Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3f4674d0b323815e4e64c5c3f55e7b9b5851137fe0c5581a1db91f80bb5f86c1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^