Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 17a816340aa662a8f19119611783ddf77ae9e2d5e7dce0821f6649e2c05fca0d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^