Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1c5f4ae7226c6df2309951379e2e581a0fbfcf0d4e02b92ac801d0f24c402c33:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^