Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8cf123dd2fecb1e0498ec430c6df321637931e28f30f00c919cea6a07e7bda02:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^