Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7335ec0b177f8b850ca49a6ad6127e1955a2a5076112382460f10c13013ec2a6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^