Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bde72e498c11851108a9e6976f5bba77ace51cdb46021b44212c02d07fe2d214:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^