The GenerateFloat64 command returns a pseudo-random float[8] value, uniformly distributed in the range [0,1).

The value returned by GenerateFloat64 can be assigned to a float[8] without any loss of precision.

$\mathrm{with}\left(\mathrm{RandomTools}\left[\mathrm{MersenneTwister}\right]\right)$

$\left[\mathrm{GenerateData}\,\mathrm{GenerateFloat}\,\mathrm{GenerateFloat64}\,\mathrm{GenerateInteger}\,\mathrm{GenerateInteger32}\,\mathrm{GenerateUnsignedInt32}\,\mathrm{GetState}\,\mathrm{NewGenerator}\,\mathrm{SetState}\right]$

$\mathrm{seq}\left(\mathrm{GenerateFloat64}\left(\right)\,i=1..10\right)$

$0.814723686393178936,0.905791937075619225,0.126986816293506055,0.913375856139019393,0.632359246225409510,0.0975404049994095246,0.278498218867048397,0.546881519204983846,0.957506835434297598,0.964888535199276531$