Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 64e75b00fefefe7c57b4db9595e309e863df1c2ccb489308be62b8adc360d97b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^