Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 36a970dfce01572fe742976f6b06a069df4d998f05852f33560fac197b0154ab:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^