Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 93d5e1e01df09b38d40f88e442b161ad2fd32787468d0182c2c748bcb841bdf5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^