Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 770201745fe22b5cbca9e9598bb95b51d84a12087b8566bedf2da5eea35d145a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^