Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 45492bab6f2a8764ba1057d64cc4f89c1d8c83019c1379bfb2e67333aac2aea9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^