Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0133c93f66e2d7e7c0b56615381cb85995b1c7b5a4b60923e689fb2264ad38f5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^