Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 811cc2158245ed7374c02f6a3a4d67a6b27faa7eedb69aa031c66fa452d77d85:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^