Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c5348d52090cd9531c0726ebc1a2d43fea872f8e51586cfd6f4c11a0fc577a36:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^