Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 02d46328c10c32b608e9d9d87d3c3a9fd81965a333cfc70febe05ec9993af418:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^