Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 87d8a9efa9b38f782b0f06f38c87e145dc219bfde8258afc61feaacc1bc6e862:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^