Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cd33049f9a76a5fdb6c710d22a70f43665d91af6f63568fecd1b79dc633db175:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^