Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 71665f85ca6cab1eb64dda3c199a4ff46aff998f56fd81226252c5c2ea92c2f1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^