Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1a941d1594083af2f210e0d7d31e3d98de840c281ed3b5ed0aaf91e3acfbf2eb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^