Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 37c443b00fe1af098500ded2a62f7fa73921064f0c936dfd4278d0a9e8d969a4:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^