Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec1bdd6289aeaac396f9c2317f63666facd5491516888652025313eeed5a2676:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^