Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ad17f91b6417dfc71594db7382f8cc4faf3d3ff9f399f68e2725c597f976ead1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^