Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 29ea9db6ba538bc4903f207cdca4f63dd863c20cd6bd50d32136bff9da44c721:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^