Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b94b3c653d021deec128e1ec1f30bd2f36e14c2d12555279805eb24d2440e72e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^