In order to practice anticipating effects like the black drop and to work out the personal equations
of visual observers in advance of the 1874 transit, astronomers at several institutions built artificial transit machines.
Gandhi will also try to use her personal equation
with Banerjee to win over the rift that has been created by the Congress party aligning with the Communist Party of India-Marxist (CPM).
Nath's personal equation
with both Mulayam and Mayawati clearly helped in bailing out the Congress.
The promotions of Agent Vinod, heavily banked on their personal equation
When asked about her personal equation
with Madonna, Melissa replies, "I've never met Madonna.