Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d64f71e91807e54d51c74ca5f2901a2c63e244197a7a2224865693dc9c3aa9ad:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^