Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 18d31ae8a4bac8a39812ecfd4e2eec52f44a66fe55148e181c6439ed87d64e9e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^