Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ad1d1f0ed63b6faebc716011c564e9bb245242a4cdf6a200543ae9e4fa1bdba0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^