Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f87b06c423d6d7e04cea4308427733150ed1e0ca4b44c054f5f3ceac6f8fabd9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^