Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 56a7f962a024ea0857859d5cd8882d8e0e251b342f2515f89691e551e71e0d9b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^