Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1a166e062668c531824ae53562e68ef7f2d84d7796ed58864298d36c1a159377:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^