Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 18a13b7a1cfde2c49de374c32df76ad708a030df5494bb0cc3a5c2b47e68d9ea:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^