Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5bf3adf98091c2c2175c81a2fe7cfcc1d2f3b99e6f66df30a3ec1c2d49d1c67f:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^