Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 202d8e9841c0fc32db850b26c1b9e85da94b2ef03a768860749b04f615b70784:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^