Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 13f49fbb51b7b3cd163934bea82920f635907070e23389f603758464bc22ac71:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^