Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c985b4ef4711b8dc7f1bd90411ed362cce074250e0d9f239b2ac6cce801fe363:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^