Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 10ec0eb4c13cc7500a972cf1148ccd6861a3a7943c4516563a1ca73da0558ebe:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^