Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8ad9fa1904405a1527c6f0afdb5c253bead1eb782f9ab50da6a0b1e84a345b40:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^