Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 377db4354743e1d71ebc799f3a7be643ba13aa005f3e6f362bc6f27af217bda2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^