Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a7d1a85d6081abac5c80ce495f9f5b47335d288ad759e3f6290c32c3c124a233:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^