Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1423c9f862ecf8d1caa33d03c65987bc1a165adfd9d5e505c251046c3ff1663b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^