Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1bd9294fe3b05fdc522eb213ad5f3fe41ac4285da54093766d42ce822ccd0a15:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^