Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ebedc7a8d14c615456473a5aae214b8595a932040064e625695bc1c826696c2a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^