Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5bd3392bf6ce9aa7ebdf9037fd48e47514a3c9d90d429adc046e222c2c618940:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^