Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c45f234c21ddc2fda1aaec9e4d31c9384f294a3e77649d25a6011ea1ba9fd7e2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^