Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 90cb31cc61e3a0de72919ba2d0f14bfbdad28dd767e0f11259b9ce5eae829cb6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^